[bitcoin-dev] Hardfork bit BIP

Gavin gavinandresen at gmail.com
Sun Feb 7 20:20:27 UTC 2016

> On Feb 7, 2016, at 2:27 PM, <jl2012 at xbt.hk> <jl2012 at xbt.hk> wrote:
> Normal version number only suggests softforks, which is usually not a concern for SPV clients.

Soft forks affect the security of low-confirmation (zero or one) transactions sent to SPV wallets even more than hard forks, and because many users and businesses choose convenience over airtight security I would argue transaction validation rule changes are a VERY big concern for lightweight clients.

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