Meeting 22.md

Ethereum Core Devs Meeting #22

Meeting Date/Time: Friday 8/11/17 at 14:00 UTC

Meeting Duration 1.5 hours

Audio/Video of the meeting

Reddit thread

Agenda

Reminder: Metropolis is now split into 2 hard forks: "Byzantium" first and then "Constantinople".

1. Metropolis updates/EIPs. a. Any "subtleties" or questions we need to work out.
   • EIP 649: Difficulty Bomb Delay and Issuance Reduction overhaul progress [Afri]
   • Should we defer EIP 96 [Casey]
   • Is EIP 86: Abstraction of transaction origin and signature the only thing going into Constantinople? [Hudson] b. Updates to testing. c. Details and implementations of EIPs.
     1. Updates from client teams.
        • geth - ethereum/go-ethereum#14337
        • Parity - openethereum/parity-ethereum#4833
        • cpp-ethereum - ethereum/aleth#4050
        • yellowpaper - ethereum/yellowpaper#229
        • pyethapp
        • Other clients
     2. Determining gas prices for new opcodes & pre-compiles [Martin HS/Arkadiy] d. Review time estimate for testing/release.
2. EIP 215 ethereum/EIPs#215: Bitwise shifting instructions in EVM to replace EIP 145 [Alex B.]

Notes

TODO

Attendance