On Wed, 3 Mar 2021 13:58:57 -0800
Rick Moen <rick@???> wrote:

> Personally, I deliberately break the thread by snipping In-Reply-To
> (or use mutt's new-message command, which amounts to the same thing)
> if the new discussion will be semantically quite different from the
> old one.

This makes a lot of sense since there is thread-level ignore
functionality out there, for example with Claws Mail.