Re: gpg changesets
* Joey Hess:
> * Each change to the gpg keyring is stored in a separate changeset file.
> Changesets can reflect any set of changes to the keyring. Changesets
> can also include arbitrary metadata.
> * Changesets are never removed or modified, only new ones added.
> * There's an ordering of the changesets. This ordering is stored in an
> index file.
The index file isn't necessary if you use hash-based chaining, like
several SCMs relying on hash functions do (Monotone, GIT, probably