Dawid,
> Major version bump serves not only as a PR statement. It is also
> 'early warning' indicator -- "Hey, we've changed so much stuff / added
> so many new features so you'd better be careful.". And I would think
> we owe it to users. :-)
Yes. Speaking entirely for myself, it's possible that we'll start using
the first digit to indicate file format changes which make in-place
upgrade impossible.
--Josh