delegation gives us key revocation and rotation now which is nice.

hmm, the post I see as your reply is this: The death of the key change https://tedium.co/2022/11/09/the-death-of-the-key-change (5d4130a38426530f9ee4ff515153d21a7067c67ff8fc7cd4ae53d2d11a91ed64) and it's about music notes.. 🤨