Greentube Online Casinos in the UK: What to Check

Updated October 2026

Licensed

Available in GB

Fast payouts

18+ Only

Greentube supplies gaming software, while casino operators host games and manage player accounts.

The supplier behind the slot software

When you look for Greentube slots in the UK, the first distinction to make is between the company behind a game and the website where you play it. Those are different businesses, with different roles and responsibilities. A slot supplier creates and distributes gaming software; a casino operator presents that software to customers through its website or app.

That distinction matters because a provider’s name does not, by itself, identify a casino. Searching for popular, classic or new Greentube games may lead you to information about the software brand, while playing for real money takes place through an operator. The provider supplies the product. The casino supplies the player account.

What a B2B game supplier does

A B2B supplier sells or licenses its technology to other businesses rather than taking bets from the public. In the casino sector, that technology can include slot games, random-number software, game presentation tools and the technical connections needed to place a title in an operator’s lobby.

The supplier’s commercial customer is the casino operator, a platform business or an aggregator. The individual player is not normally the supplier’s direct customer. This is why a game can appear under a provider label inside several casino lobbies without there being a separate “provider casino” where you open an account.

A useful comparison is a supermarket brand and the supermarket itself. The brand makes a product; the shop sells it to you. The analogy is not perfect—casino software has more technical plumbing—but the division of roles is clear enough.

Amatic Industries GmbH illustrates this model. It is an Austrian B2B software supplier founded in 1993, and it does not run consumer-facing casinos. Its online gaming division, AMANET, was launched around 2010. In practical terms, that means Amatic can develop and supply games while a separate operator handles the customer-facing gambling service.

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The same principle applies when you assess games associated with another software brand. A provider name can help you identify the origin of a slot, but it does not tell you where your account is held or who processes your play.

What the casino operator does

The operator is the business you deal with directly. It provides the website or mobile interface, creates your gambling account and places the games in its catalogue. It is also the party responsible for the consumer-facing side of the service, including deposits, withdrawals, payouts, bonus terms and customer support.

That difference is easy to overlook when a casino advertises a familiar collection of games. A branded slot may attract you to the site, but the provider is not automatically the company accepting your deposit. If a payment is delayed, an account question arises or a promotional condition needs explaining, the relevant contact is the operator holding the account.

The operator also controls how its casino presents a supplied game. It may organise titles by provider, theme, game type or popularity. A title may therefore be visible in one casino’s lobby and absent from another, even when both businesses obtain content from software suppliers. A provider catalogue and a casino lobby are not interchangeable documents.

This is especially important when comparing options described as the best place to play Greentube slots online in the UK. “Best” needs a criterion: the breadth of a current catalogue, the operator’s terms, the quality of support or another measurable feature. The provider name alone cannot rank the casino. Brand recognition is not a comparison method.

Market
United Kingdom

Language
English

Core Distinction
Software Supplier vs Casino Operator

Why the distinction helps with Greentube searches

Terms such as Greentube gaming slots, Greentube classic slots or upcoming Greentube releases describe game content or a software brand, not a single consumer-facing casino. They can be useful when you want to identify a particular style of game, but they do not answer the more practical question of which operator provides the account and the gambling service.

The same applies to searches for free Greentube slots. “Free” can describe a demonstration mode or a promotional arrangement, but it does not turn the software supplier into a casino. The place where you access a game still determines whether you are using a real-money gambling service or simply viewing a play-for-fun version.

Keep the roles separate:

This structure also explains why a provider’s games may be discussed widely while the actual casino choice requires separate checking. A supplier can distribute content to multiple businesses, but each operator decides which titles it displays and how it incorporates them into its own service.

For you, the practical rule is simple: treat Greentube as a software reference, not as proof that a particular casino accepts UK players or offers a particular game. Identify the operator separately, then assess that operator on its own terms. Software and casino are connected, but they are not the same business.

How UK casino licensing applies to provider games

When you look for casinos with provider games in the UK, the most important distinction is between the company that supplies the software and the operator that runs the casino. A game provider creates or distributes titles. The operator presents those titles on its website, accepts your account registration and handles the gambling transaction. These are separate roles, with separate responsibilities.

The UK Gambling Commission regulates commercial gambling in Great Britain, including remote casino services. It is the sole regulator for commercial gambling in Great Britain. Its remit applies to remote gambling offered to consumers there even when the key equipment supporting the service is located elsewhere. The location of a provider’s servers therefore does not remove the operator’s responsibility to hold the appropriate UKGC licence when it offers real-money casino play to British customers.

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The licence belongs to the business providing the service

A UKGC operating licence is issued to a business conducting gambling activity. The operator is the party you deal with as a player: it opens and manages your gambling account, processes deposits, records bets, pays valid winnings and applies its bonus terms. It is also the business responsible for customer support and the consumer-facing conditions attached to the casino service.

That matters when you search for Greentube slots online or compare a casino said to carry them. A provider’s logo in a lobby does not, by itself, establish that the provider accepts players, holds the casino account relationship or settles your play. The relevant regulatory question is whether the casino operator offering the game to you is authorised to provide remote gambling in Great Britain.

The Gambling Commission also issues personal licences to individuals who perform specified operational functions in the gambling industry. This is different from the operating licence held by a company. One authorises the business activity; the other applies to people whose roles require individual licensing. Neither category should be confused with a game title, a software brand or a listing on a casino comparison page.

How provider distribution works

Provider games can reach an operator’s casino through a direct integration or through an aggregator feed. In practical terms, the supplier’s software is connected to the operator’s platform, allowing the title to appear in the casino lobby and run through the operator’s account system. The game may look like a product of the provider, but the surrounding real-money service remains the operator’s responsibility.

DO

• Identify the casino operator separately from the provider
• Check if the operator holds a UKGC licence
• Verify the current provider list on the operator’s website

DON’T

• Assume a provider name identifies a specific casino
• Treat a provider logo as proof of UKGC authorisation
• Assume all games from a supplier are available at every casino

Amatic provides a clear illustration of this B2B structure. Its games are supplied to UKGC-licensed operators through direct integrations or aggregator feeds rather than as a standalone consumer product. Amatic does not take bets directly from British players. The operator holds the responsibility for deposits, payouts, bonus conditions and customer support.

That example explains the structure without proving anything about Greentube. A page describing “the best Greentube casinos” should not treat evidence about another supplier as evidence that Greentube itself holds a particular UKGC licence, accepts British players or operates a casino website. Those are separate claims requiring separate confirmation.

What a provider licence does and does not mean

A software supplier may have permission to supply gambling software, while the casino operator has the permission required to offer the consumer-facing gambling service. These permissions serve different purposes. The supplier’s position concerns the creation, provision or technical distribution of gaming software. The operator’s UKGC operating licence concerns the provision of remote gambling to customers.

For you, the operator’s role is the decisive one when money is involved. If a deposit is made, the casino account is with the operator, not with the game studio. If a withdrawal is requested, the operator handles it. If a bonus dispute arises, the operator’s published terms govern that offer. If customer support is needed, the operator is the relevant contact.

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A provider name can therefore help you identify the games you want, but it cannot replace checking who actually supplies the gambling service. “Greentube slots UK” may describe the content in a lobby; it does not describe the licence status of the website hosting that lobby.

Applying the framework to casino comparisons

The phrase “online casinos with Greentube games” is useful only if it is tied to a specific, current operator offering. A casino may advertise a provider relationship, rotate its catalogue or display a title only to eligible customers. The presence of a brand in an article, banner or search result is not a UKGC register entry and does not itself confirm authorisation.

A sound comparison keeps the criteria separate:

This is why a provider search should not be treated as a casino recommendation. The game brand identifies content; the operator’s UKGC status identifies the regulated gambling service. The distinction is less glamorous than a “top casinos” badge, but considerably more useful.

For British players, the practical starting point is therefore the operator offering the game, not the supplier name alone. Check that the consumer-facing casino is authorised for remote gambling in Great Britain, then treat the provider listing as a separate question about catalogue availability. One licence does not magically cover every company in the chain.

Playing slots on mobile and within UK stake rules

Mobile access is one of the simplest parts of playing online slots in Britain. Where the operator carries the relevant title, the game can generally be opened in a mobile browser rather than through a dedicated download. Amatic’s online games are built as HTML5 titles, so they are designed to run across devices, including smartphones and tablets.

Mobile access is generally provided through a web browser using HTML5 technology, meaning most modern titles can be played on smartphones and tablets without downloading a dedicated app.

That matters if you want to play from a phone. You can use the casino’s mobile website, sign in to your account and open the game in the browser. No separate software package is required for the browser-based format. The same arrangement applies whether you are looking for real-money play or checking whether a free-play version is available through the operator’s site. The availability of a particular mode remains a casino-side matter, not a feature that can be assumed from the game’s mobile format alone.

What mobile HTML5 play means

HTML5 is the technology used to deliver the game through a modern web browser. In practical terms, you do not need to install a desktop program or a separate slot application simply to load the title. The game is served through the casino website and presented in a format intended for cross-device use.

For a mobile player, the useful checks are straightforward:

• open the casino website in your phone’s browser;
• sign in before trying to launch a real-money game;
• make sure the relevant slot is listed in the casino’s mobile lobby;
• check the stake displayed in the game before starting a spin;
• use the casino’s own demo or free-play function where one is provided.

A mobile browser does not turn an unlicensed site into a UK casino, and it does not change the rules attached to a real-money slot. Convenience is not regulation. A small screen remains a small screen.

The browser format also should not be confused with a guarantee that every title will appear on every device or at every operator. A casino may organise its mobile lobby separately, and a title available on a desktop page may require you to locate it through the mobile casino menu. The sensible approach is to open the operator’s current game lobby and confirm that the title loads before making a deposit.

UK online slot stake limits

The maximum stake for an online slot in Great Britain depends on your age. These limits apply to each game cycle, meaning the amount placed on one spin or equivalent completed slot round.

A player aged 18 to 24 cannot use a mobile casino to stake more than £2 on a single online slot game cycle. For players aged 25 and over, the ceiling is £5 per cycle. The limit is attached to the slot play itself, so changing from a computer to a phone does not alter the permitted stake.

These are maximums, not targets. You may choose a lower stake where the game and operator allow it. The displayed stake should be checked before confirming a spin, particularly when moving between games with different layouts or stake controls. A mobile interface can compress information, but it does not remove the operator’s responsibility to apply the correct age-based limit.

Real-money and free-play use on mobile

If you want to play slots for real money, the game must be opened through the casino account and the stake must remain within the applicable age-based cap. A mobile browser provides access; it does not itself provide funds, bonuses or winnings. Those functions belong to the casino account and its terms.

Checking Mobile Play

• Open the casino website in your phone’s browser
• Sign in to your account
• Locate the relevant slot in the mobile lobby
• Check the displayed stake before starting a spin

Free-play or demo access is different because it does not involve a cash stake. If an operator supplies a demo version, you can use that mode to inspect the game on your phone without treating the session as real-money play. Do not assume that a demo is available merely because the title has an HTML5 version. Look for a clearly marked practice or demo option on the operator’s own page.

Promotional wording also deserves a close reading. A reference to free spins or a bonus code does not change the £2 or £5 slot stake limits when real-money spins are played. The game remains subject to the applicable cap, and the mobile format offers no exception.

Slot formats, paylines and changing RTP versions

When you look at UK online slot games associated with a named supplier, the visible layout often tells you more about the playing experience than the branding does. That gives you a recognisable structure rather than a reel layout whose number of lines changes as you adjust the stake.

How the format works

A fixed-payline slot keeps its winning lines set by the game. Your stake can change, but the number and position of the paylines do not. Winning combinations are assessed along those lines according to the symbols shown on the reels. This is different from a game where you select how many lines to activate before spinning.

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The same format can still include features beyond the base spin. Scatter symbols can pay separately from the regular paylines, and “Book of” style titles include a free-spin round triggered by the relevant scatter combination. The feature is part of the game design, not a separate live product or table game. Its value depends on the symbols, rules and paytable attached to that particular title.

For a player comparing Greentube casino games in the UK, this distinction matters. A game’s name or supplier label does not tell you whether it uses fixed lines, scatter payments or a feature round. Those details come from the individual paytable and game rules. Supplier branding is not a substitute for reading them. A small but useful discovery.

What RTP means here

RTP, or return to player, is the theoretical percentage used to describe a game’s long-run mathematical return. It is not a promise that your session will return that proportion, and it does not predict the result of a particular spin. Short-term results can be higher or lower.

Attention RTP (Return to Player) is a theoretical long-run mathematical figure and does not guarantee the results of any specific session or individual spin.

The relevant point for online slots is that the same game can be supplied in different RTP versions. A specialist affiliate review reports that Amatic titles may appear with different RTP settings according to the casino operator’s version. Treat that as a title-and-operator detail to verify, not as a fixed rule for every slot in the catalogue.

One reported example gives two RTP versions for the same Book of Aztec slot: 90.57% and 97.63%. Those figures describe separate configurations, not two outcomes available within one spin. If you encounter the title, check which version is active in the operator’s game information before treating a published RTP figure as relevant.

What to check in the game information

For any Greentube online slot game or comparable supplier title, inspect the in-game help screen or paytable for:

• the number of reels and rows;
• whether paylines are fixed;
• the symbols that trigger scatter payments;
• the conditions for entering a “Book of” style free-spin round;
• the displayed RTP version.

The displayed information is more useful than a general slot-game description because it relates to the exact configuration loaded by the operator. Two games with the same name can therefore require closer comparison than their shared branding suggests.

Do not confuse RTP with volatility. RTP describes the theoretical return calculation, while volatility concerns how frequently and how unevenly wins may arrive. Evaluate only what the game rules actually state.

Checking whether a casino carries the relevant games

A casino can advertise a broad selection of slots without carrying every title from every software supplier. Game libraries are assembled through individual business arrangements, direct technical integrations and aggregator feeds. A UKGC-licensed operator may therefore offer one provider’s catalogue while leaving another supplier out of its lobby.

That matters when you are looking for Greentube slots rather than simply choosing a casino with a large games page. A prominent casino brand, a familiar welcome offer or a long list of software names does not by itself confirm that the particular titles you want are playable there. The relevant question is narrower: does the operator currently show Greentube as an available provider, and can you find the games after opening an account?

Treat provider badges as a starting point

Provider names can appear in several places:

• the casino’s software-provider directory;
• a search filter within the slot lobby;
• an individual game’s information panel;
• a page describing the operator’s current catalogue.

These placements are useful, but an old review, an editorial comparison or a general “best casino” page may describe a library that has since changed. A title can be removed, temporarily unavailable or restricted to particular territories while the casino’s wider marketing remains online. The presence of a supplier logo is not a promise that every game from that supplier is available.

The same distinction applies to Amatic. A UKGC-licensed operator may use a B2B arrangement to distribute Amatic content, but that possibility does not prove that Amatic appears in its lobby. A listing on a comparison or editorial page is simply an indication made by that publication; it is not an official register of providers and does not establish current availability.

Check before making a deposit

A practical check should take place on the operator’s own website, before you commit funds:

1. Open the casino’s provider list or slot lobby.
2. Search for the provider name rather than relying only on a game title.
3. Open the supplier’s page and confirm that the relevant game tiles load.
4. Check whether the games are available for real-money play, rather than only shown in a promotional catalogue.
5. Review the provider list again if the casino redirects you to a different version of its site.

For Amatic titles, a specialist review specifically recommends checking the operator’s current provider list before depositing, because availability was not confirmed individually. That is sensible practice for any supplier, including when you are trying to find where to play Greentube slots in the UK. A casino may be permitted to work with a provider without displaying that provider’s games to every customer.

Do not confuse a casino list with confirmation

Lists of supposed Greentube casino sites can be useful as leads, but they are not conclusive evidence. They may combine operators with different catalogues, repeat the same brand under several labels or describe games that are no longer present. “Top” or “best” also needs a defined criterion: the largest provider catalogue, the clearest filtering tools and the strongest current availability are different measures.

The safer comparison is therefore operator-specific. Record the casino name, the provider shown on its current site and the exact titles visible in the lobby. If Greentube is not listed, or the games cannot be opened, treat that as a failed availability check rather than assuming the casino carries them. Marketing loves a wide doorway; the game still has to be inside.

Checking Availability

• A casino may carry some, but not all, titles from a software supplier
• Use the operator’s own search filters and provider directories to confirm availability
• Always verify a game is playable for real money before making a deposit

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Software licensing and operator-specific game versions

A software licence and a casino operating licence cover different parts of the gambling service. The supplier’s permission concerns the creation, maintenance and distribution of gaming software. The operator’s licence covers the consumer-facing activity: opening player accounts, accepting deposits, recording bets, paying winnings and handling customer support.

Amatic Industries GmbH illustrates this separation. The Austrian B2B supplier holds a UK Gambling Software (Remote) licence, account number 47992, which has been active since 27 April 2017. That authorisation allows Amatic to supply software for the British remote gambling market. It does not turn Amatic into a casino where you open an account and play directly.

Amatic titles reach licensed operators in two principal ways. A casino may connect to the supplier through a direct integration, or it may receive the games through an aggregator feed. In both cases, the game is incorporated into the operator’s own lobby and account system. The supplier provides the software layer; the casino remains responsible for the player-facing service.

That distinction matters when assessing a casino using branded third-party software. Seeing a provider’s logo in a game or lobby is not proof that the provider accepts players, manages deposits or settles withdrawals. Nor does a supplier’s software authorisation replace the operator’s UKGC licence. Two separate permissions are involved, held by two different businesses.

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Why the same slot can differ by operator

A slot supplied to several casinos is not necessarily presented as an identical package everywhere. The operator’s integration can determine how the title appears in the lobby, which game information is displayed and which software version is made available. RTP is therefore a game-level detail to check in the individual casino rather than an assumption based only on the supplier’s name.

For Amatic titles, a specialist review has reported that the same game can appear with different RTP versions at different operators. The Book of Aztec example in that review lists 90.57% and 97.63% versions. Treat those figures as version-specific information, not as a promise for every casino carrying the title. The relevant configuration is the one shown by the operator before you play.

In practical terms, a provider licence answers: “May this supplier distribute the software?” The casino’s UKGC licence answers: “May this operator provide the gambling service to British customers?” The two questions should not be merged. Supplier approval is not a casino passport.

Free spins, deposits and bonus conditions

Free spins can make a casino offer look connected to a particular software provider when the promotion is actually issued by the operator. That distinction matters if you are looking for Greentube slots, a first-deposit bonus or spins that can be used without making a deposit. A free-spin promotion does not, by itself, confirm that the spins apply to Greentube titles.

A specialist review reports that 32Red, Betfred and bet365 have offered free-spin wins with 0× wagering. Under those terms, an eligible payout is credited as cash rather than being placed behind a playthrough requirement. This describes the reported promotion structure, not a permanent promise attached to every account or every slot. Offer pages can change, and the qualifying game list may be narrower than the casino’s full catalogue.

The same type of review records a bet365 promotion with a £10 minimum lifetime deposit. It distributes as many as 500 spins across 10 days. The word “lifetime” is important: this is not necessarily a £10 first-deposit offer, nor does it mean that a new deposit automatically unlocks the spins. You would need to read the operator’s current terms to see who qualifies, which games are included and when the spins expire.

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That also answers the appeal of a “no deposit” Greentube bonus. A promotion can be described as no-deposit only when its own conditions allow participation without a qualifying payment. Free spins advertised by a casino should not be treated as Greentube spins unless the eligible-games list names the relevant titles. Marketing labels are not a provider catalogue.

The same caution applies to searches for a £5 casino deposit or a free sign-up bonus. The deposit amount, wagering rule, eligible games and withdrawal conditions belong to the operator’s promotion, not to Greentube as a software brand. Compare those terms separately from the slot’s features. A low deposit is not automatically the better offer; 0× wagering may matter more if the cash-out rules are clear. Conditions first, confetti second.

Mobile casinos, crypto claims and player protection

Mobile access and cryptocurrency payments are separate issues. Amatic titles are built as HTML5 games, so they can run in a mobile browser without a download. That describes the game format, not the payment method or the casino’s regulatory status. A phone-friendly casino is not automatically a crypto casino, and a crypto payment option does not make an operator suitable for UK players.

Regulatory Protection

Offshore casinos operating under licences like Curaçao or Anjouan do not provide the same protections as UKGC-licensed operators and are not covered by GamStop.

A specialist affiliate review did not confirm any UKGC-licensed operator accepting cryptocurrency for Amatic play. That is a narrower and more useful statement than claiming that Bitcoin deposits are available at every mobile casino carrying these games. Payment methods can change, and the operator’s current cashier and terms are the relevant checks before you part with money.

Offshore examples need separate treatment. Winstler operates under a Curaçao licence, while MrJones operates under an Anjouan licence. Both sit outside the UK regulatory framework, even when they advertise Amatic games to British visitors. They should not be presented as UK-regulated mobile casinos, and their presence in a search result does not give you UKGC protection.

For a British player, the meaningful comparison is therefore not simply “mobile versus desktop” or “cash versus Bitcoin”. It is:

GamStop has been compulsory for every GB-licensed online operator since 31 March 2020. Offshore sites are not covered by that UK requirement. Do not treat a welcome offer, free spins, or a no-deposit claim as evidence of protection; those are promotional details, not a substitute for the operator’s status.

If you are looking for a mobile casino with Amatic software, verify the UKGC position first and the payment method second. A crypto label may sound modern. It is not a licence.

Live casino claims and what the evidence can confirm

A live casino is not simply a casino website with a provider’s slots. It normally refers to streamed, dealer-led table games, such as roulette, blackjack or baccarat, hosted from a studio or dedicated live-gaming environment. A slot supplier’s catalogue and a live casino studio are separate things.

That distinction matters when a website presents a “Greentube live casino” heading, platform description or operator list. A reference to Greentube games can support a discussion of slot availability, but it does not, by itself, establish that Greentube operates a live-dealer studio, supplies live tables or runs a consumer-facing casino.

The same caution applies to a supposed UK list. A casino carrying games associated with a software provider is still the consumer-facing operator: it handles the account, deposits, withdrawals and customer relationship. A provider name in a lobby is not a separate casino brand, and it is not proof of a Greentube live casino UK service.

Amatic’s online catalogue is described as containing video slots and RNG table games, with no live-dealer games. That illustrates why “table game” and “live casino” should not be used interchangeably. RNG software produces outcomes digitally; live casino products involve a streamed dealer and studio presentation. Different products, different checks.

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So treat a Greentube casino list as a list of operators that may carry relevant games, not as a list of Greentube-owned casinos or live studios. Treat bonus pages separately too: a casino bonus is an operator promotion, not evidence of live-casino provision. Marketing labels are cheap. Product identity is the useful test.

Bonus wagering limits and safer play checks

When you compare a UK casino bonus connected with Greentube games, separate the promotion from the software. A bonus belongs to the operator, which sets its eligibility rules, qualifying deposit conditions and withdrawal terms. The presence of a particular provider in the lobby does not create a provider-specific bonus, and a “no deposit” label does not remove the need to read the offer rules.

For UK players, the Gambling Commission’s bonus-funds wagering cap is 10×. The rule took effect on 19 December 2025. In practical terms, a promotion offered by a UKGC-licensed operator cannot require wagering beyond that limit. Check the exact wording before accepting an offer: the relevant condition is the maximum permitted wagering requirement, not the promotional label or the advertised game supplier.

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Account checks before accepting an offer

A safer comparison starts before the bonus is claimed. Every UKGC-licensed operator must prompt you to set a financial limit before your first deposit. Treat that prompt as a control, not an obstacle: decide the amount you can afford before money enters the account, rather than adjusting the figure after play has begun.

If you reduce your chosen limit, the operator must apply that reduction immediately. This matters when a welcome offer, deposit promotion or free-bonus message encourages further play. A limit selected at registration is useful only if it remains meaningful when the account displays promotional prompts.

For a Greentube casino bonus in the UK, use three checks:

• confirm that the casino is a UKGC-licensed operator;
• read the wagering condition and ensure it does not exceed 10×;
• set a financial limit before the first deposit, then lower it immediately if your circumstances change.

The bonus may be attractive. The limit is more important.

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