# EIP-7549 notes
## Rubber duck
## Open questions
- Can a slashing have one pre and one post-Electra attestation?
- https://github.com/prysmaticlabs/prysm/pull/13946#discussion_r1591143429
## TODOs
### Other
- review usage of phase0 protobufs, make sure we cover electra where necessary
- review usages of `data.CommitteeIndex` e.g. in logs
- beacon api
- testing (e2e etc)
- cmd
- monitor
- SaveAttestationsForPubKey should have the interface as parameter