A bug item may be a feature request and may not necessarily have a patch
attached to it.
A patch item may not necessarily be for a new feature.
There is of course overlap between the two.
The bug tracker is more heavily used, and is therefore more often
reviewed in my estimation.
I personally prefer the bug tracker and view it as a superset of the
> For instance, bug #31626 <https://savannah.gnu.org/bugs/?31626> (a very old
> one !) looks to me like something that should be on the patch tracker. But
> perhaps am I missing some subtle difference ?