I just stumbled across an apparent minor bug in the site search. In some cases, searching
infavorites:[userid] on a user with no marked favorites returns what appears to be every post on that sub-site. For example, I get the following search hit counts, at last check:
Interestingly, this doesn't happen for all users with no favorites marked, e.g.:
I imagine this is (loosely?) related to these:
The difference here is that
infavorites:[validuserid] is a valid search, so it should return zero hits for favorites-free users, I'd think?