An interesting case of rollback vs rollforward from bitcoin. https://github.com/bitcoin/bips/blob/master/bip-0050.mediawiki https://github.com/bitcoin/bips/blo

An interesting case of rollback vs rollforward from bitcoin. https://github.com/bitcoin/bips/blob/master/bip-0050.mediawiki https://github.com/bitcoin/bips/blob/master/bip-0050.mediawi... In that case they decided to rollback.