Every major Bitcoin hard fork explained — from the block size wars to failed compromises and ASIC resistance
How the block size debate split Bitcoin in two and created the first major hard fork of the Bitcoin blockchain.
The New York Agreement attempted to end the block size war with a corporate compromise, but community resistance killed it.
How Craig Wright's claim to be Satoshi Nakamoto led to a contentious fork and a chain that most of the industry has rejected.
A fork designed to democratize mining by replacing SHA-256 with an ASIC-resistant algorithm, and the attacks that followed.
The 2017–2018 fork frenzy produced dozens of Bitcoin clones, most of which were cash grabs that quickly faded into irrelevance.
The technical difference between soft forks and hard forks, and how Bitcoin evolves without a CEO or central authority.
A Bitcoin fork occurs when the blockchain splits into two separate chains due to a change in protocol rules. Hard forks create a permanent divergence where old nodes cannot validate new blocks, resulting in a new cryptocurrency (like Bitcoin Cash). Soft forks are backward-compatible upgrades where old nodes can still validate new blocks (like SegWit and Taproot).
Bitcoin has experienced dozens of forks, but only a few were significant. The major hard forks include Bitcoin Cash (August 2017), Bitcoin Gold (October 2017), SegWit2x (cancelled November 2017), and Bitcoin SV (November 2018). Bitcoin has also had several successful soft forks including SegWit (2017) and Taproot (2021).
Most Bitcoin forks have become largely irrelevant. Bitcoin Cash (BCH) maintains some market presence but has lost over 99% of its value relative to Bitcoin. Bitcoin SV and Bitcoin Gold have even less adoption. The fork era demonstrated that Bitcoin's network effect, developer community, and brand recognition are nearly impossible to replicate.
See where Bitcoin stands today using the Power Law model with historical support and resistance bands.
View Power Law ChartBitcoin's resilience through forks proves its strength. Buy on Coinbase.
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The original Bitcoin remains dominant. Start investing on Gemini.
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