Adam Back rejects claim Bitcoin will ‘fire miners’

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Highlights

Adam Back rejected claims that Bitcoin will “fire” miners in August 2026.
The dispute centers on BIP-110 and limits on non-financial Bitcoin data.
Back says the likely outcome would be a separate coin, not a Bitcoin rule change.

According to BeInCrypto, the debate centers on developer Luke Dashjr and a proposal known as BIP-110, which seeks to limit the amount of non-financial data that can be stored in Bitcoin transactions. Supporters see the plan as a way to reduce spam-like activity on the network, while critics argue it could amount to transaction censorship and create unnecessary risk for Bitcoin users.

BIP-110 drives the confusion

The phrase “fire the miners” spread on X after posts suggested that Dashjr was preparing to remove Bitcoin miners from their role. Back disputed that interpretation, saying Dashjr’s effort would be closer to launching a separate coin with different proof-of-work rules than changing Bitcoin itself. Back compared the idea to Bitcoin Gold, a 2017 Bitcoin copy that changed the mining system but never challenged the original network.

That distinction matters because Bitcoin mining relies on specialized ASIC machines built for the current proof-of-work algorithm. A change to that algorithm would make existing mining hardware useless for the new chain, but it would not automatically change the rules of the Bitcoin network unless the broader ecosystem accepted the change.

BIP-110 has little visible support. Crypto Briefing reported that the proposal had roughly 2.4% to 4.5% support from nodes as of March 2026 and no backing from major mining pools. Its mandatory enforcement point is projected around block height 961,632, expected near Aug. 7, 2026.

A familiar governance fight

The dispute echoes earlier Bitcoin battles over who gets to define the network’s rules: miners, node operators, developers, or users. BIP-110 would work through a user-activated soft fork, a mechanism that allows nodes to enforce new rules even without miner support. That approach played a role in the 2017 SegWit fight, but critics say BIP-110 lacks the broad support that made SegWit viable.

Adam Back has warned that forcing the proposal without consensus could create a small contentious fork rather than a real Bitcoin upgrade. Michael Saylor has also flagged BIP-110 as a protocol threat, reflecting concern among large Bitcoin holders that even a failed fork could create confusion in the market.

Miner economics add to the tension

The timing is sensitive because Bitcoin miners are already under pressure from weaker profitability, high competition, and a shift by some operators toward AI infrastructure.

For now, the practical impact appears limited. Bitcoin miners continue operating under existing rules, and the low level of node and miner support suggests BIP-110 faces a difficult path. Still, the episode shows how quickly a technical dispute can become a market narrative when it touches on mining, censorship concerns, and Bitcoin’s claim to neutral rules.

Earlier, we reported that Adam Back explains why institutional money is slowly entering Bitcoin.

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