Ripple CTO Takes Firm Stance in Bitcoin Fork Debate
David Schwartz labels proposed Bitcoin code changes as 'attacks disguised as reform'.
1Schwartz's Strong Opposition
Ripple's former CTO David Schwartz criticized the BIP-110 proposal to replace Bitcoin's SHA-256d algorithm, calling it 'an attack disguised as reform.' In his August 31 statement, he argued such attempts would weaken Bitcoin's original protocol. According to Schwartz, labeling the main chain as a 'legacy system needing fixes' represents a departure from the project's core philosophy. His comments targeted a group planning to continue Bitcoin 'elsewhere' after losing a governance vote.
2Background of BIP-110
BIP-110 initially emerged as a user-activated soft fork proposal to limit non-financial data on Bitcoin. However, it failed to gain sufficient mining support. The enforcing minority only produced a couple of blocks while SHA-256d miners continued building the chain still recognized as Bitcoin by markets. This failure led supporters to propose more radical solutions. The group then shifted focus to a hard fork that would fundamentally alter Bitcoin's mining algorithm.
3The Hard Fork Plan
BIP-110 supporters proposed replacing SHA-256d with BLAKE2b algorithm, adding new block headers and implementing temporary size limits. The fork was scheduled for late August around block 961,640. These changes were specifically designed to make existing ASIC mining equipment incompatible with the new chain. Schwartz contends this effectively creates a new cryptocurrency rather than upgrading Bitcoin. Major exchanges and wallet providers had not committed to supporting the fork prior to launch.
4Technical and Economic Split
Schwartz emphasizes that such hard forks create not just technical but economic divisions. Major exchanges, wallet providers and Lightning Network infrastructure didn't support the fork. Hash power, liquidity and ticker recognition remained with SHA-256d Bitcoin. Historically, similar attempts (Bitcoin Cash and Bitcoin SV) failed to replace the original in market value or adoption. The proposed changes would require miners to invest in entirely new hardware, potentially centralizing mining power.
5Governance or Challenge?
The Ripple CTO argues that labeling the majority chain as 'broken legacy' after losing a soft fork vote isn't governance. Schwartz maintains changes in Bitcoin's decentralized system require broad consensus. Creating alternative rules and terminology represents a challenge to the protocol itself rather than mere disagreement. His position reflects growing debates about 'protocol nationalism' in crypto communities and what constitutes legitimate governance processes.
6Mining Ecosystem Division
The proposed BLAKE2b algorithm would render current ASIC mining hardware obsolete for the new chain. This would split mining power, requiring separate hardware investments. Schwartz warns this could weaken Bitcoin's unifying protocol and increase mining centralization risks. Before the late August fork, no major mining pools had pledged support. The design intentionally prevents existing ASIC fleets from mining the new chain, creating a clean break.
7Market Response and Historical Parallels
Crypto markets typically view such hard fork attempts with skepticism. Both Bitcoin Cash (2017) and Bitcoin SV (2018) claimed to be the 'true continuation' of Bitcoin's blockchain. Neither achieved comparable market value or adoption to SHA-256d Bitcoin. Schwartz's warnings point to this historical pattern potentially repeating. The lack of pre-launch commitments from major industry players suggested limited immediate economic support for the new chain.
8Importance of Protocol Integrity
At the core of Schwartz's argument is Bitcoin's protocol integrity. He maintains that imposing changes without sufficient consensus undermines decentralization. Bitcoin's success relies on participants voluntarily adhering to rules. His reaction reflects broader 'protocol nationalism' debates in crypto. This case presents an important example for future blockchain governance models, highlighting tensions between innovation and protocol stability in decentralized systems.
Original article: DailyCoin — Ripple CTO Bitcoin Çatallanma Tartışmasında Tarafını Belirledi