Hard Fork

Overviews and reviews of hard forks happened on Ethereum and Ethereum Classic.

This section documents reviews and concerns of Ethereum and Ethereum Classic hard forks. Specific issues related to each hard fork are discussed. Issues are categorized as follows:

  • Consideration: A specific design decision that has drawbacks causing problems such as added complexity, backward incompatibility, and more. The decision has been reviewed during the hard fork process, and there are no clear alternatives that are better, or all alternatives have other drawbacks.

  • Design Failure: A specific design decision that is under-reviewed, and an alternative could have been adopted that is significantly better.

  • Fatal: A specific design decision that can cause security issues for the blockchain.

Contributions are welcome. If you have specific comments of a hard fork, please feel free to submit a PR to the corepaper/ethereum repository.