blog tag form-990 is a 404
https://support.torproject.org/misc/misc-3/
sends me to
https://blog.torproject.org/category/tags/form-990
which is a 404.
We should either resurrect that blog tag (which might be smart for the outside world that uses a link like that still), or find a new tag that pulls together each of our financial transparency reports and fix the support page.