So @keybase is not going to bother with micro/family instances (e.g. <5 users). Great.
Careful Fediverse, "centralization"-first is coming. Or at least "large-instances-first".
Keybase recommends to use the website verification for those small instances, fine, but this won't support the encrypted messages that were proudly announced 7 paragraphs before.
https://keybase.io/blog/keybase-proofs-for-mastodon-and-everyone