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Bitcoin Leaders Oppose BIP-110 Soft Fork Over Neutrality and Split Risks

19 July, 2026   /   News   /  AI   /   Tags:  signaling, saylor, adam, miner, bip

Bitcoin Leaders Oppose BIP-110 Soft Fork Over Neutrality and Split Risks

Prominent figures including Adam Back and Michael Saylor criticize the proposed temporary restrictions on non-payment data, citing low miner support and potential network disruptions as signaling deadline nears

Controversy Surrounds Proposed Data Restrictions

The Bitcoin community continues to debate BIP-110, a temporary soft fork proposal designed to limit certain types of non-payment data embedded in transactions, such as those associated with Ordinals and similar protocols. Proponents argue the measure would help control node operation costs and preserve transaction efficiency for core payment use cases. Critics, however, contend that altering consensus rules sets a dangerous precedent for Bitcoin's longstanding principle of neutrality.

Current signaling data indicates minimal miner backing, with support hovering around 0.86 percent in the ongoing difficulty period—well below the 55 percent threshold required for activation. Mandatory signaling is set to begin near block 961,632, roughly three weeks from recent chain heights.

Adam Back Dismisses Proposal and Satoshi Claims

Blockstream CEO Adam Back has strongly rejected the initiative. He questioned assumptions about Satoshi Nakamoto's hypothetical support for the proposal, stating that Satoshi "wasn't retarded." Back also cast doubt on speculation regarding Nakamoto's status while mocking supporters for failing to generate funding or liquidity around the effort.

just in general, satoshi wasn't retarded.
Adam Back (@adam3us)

Back predicted the fork attempt would collapse shortly after mandatory signaling begins, describing a scenario where an unsupported chain would lag and effectively become abandoned. He compared the potential outcome to a historical relic frozen in time.

Michael Saylor Issues Detailed Critique

MicroStrategy founder Michael Saylor published an extensive set of arguments against BIP-110, outlining concerns about its impact on Bitcoin's core properties. He emphasized that the proposal represents an attempt to use consensus rules to discourage specific transaction types currently considered valid, warning this could undermine the network's neutrality.

Saylor highlighted the proposal's lower 55 percent miner signaling threshold compared to the traditional 95 percent standard under BIP 9, along with its mandatory signaling mechanism and lack of a standard timeout. These elements, he argued, increase the likelihood of chain splits, as miners represent only one part of the broader ecosystem including node operators, exchanges, and users.

Saylor stressed that Bitcoin should remain conservative at the base layer, resisting changes to consensus rules rather than introducing new restrictions.
Michael Saylor

Additional points in Saylor's analysis addressed potential effects on the fee market as block subsidies continue to halve, suggesting that suppressing transaction categories could influence miner revenue and long-term security without adequate modeling. He pointed to existing node policy tools as sufficient alternatives to consensus-level changes.

Technical and Governance Concerns Mount

Recent discussions have raised questions about potential edge cases in BIP-110 implementation, particularly in scenarios involving nodes upgrading at different times. Commentators have pointed to risks of inconsistent handling of historical chain data, which could lead to silent divergences between implementations even if not immediately apparent.

Alternative Bitcoin clients have taken differing approaches to relay policies for inscription-related transactions, illustrating the distinction between consensus rules and mempool behavior. These developments occur alongside broader U.S. regulatory conversations, including the proposed CLARITY Act, which aims to provide clearer market structure for digital assets.

The proposal, which includes limits on OP_RETURN outputs, witness data, Taproot features, and certain opcodes, would grandfather existing unspent outputs but still poses risks for pre-signed transactions spanning the activation window.

AspectBIP-110 Details
DurationRoughly one year temporary soft fork
Activation Threshold55% miner signaling
Key Limits83-byte OP_RETURN, 256-byte payloads, Taproot restrictions
Current SupportApproximately 0.86% of blocks

As the signaling period approaches, the Bitcoin network faces continued scrutiny over how it balances innovation, node sustainability, and protocol stability. The outcome remains uncertain, dependent on miner participation and community response once mandatory signaling activates.

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