Update: Here is a question specifically about the Jargon post:
Can we re-open "New Progrramming Jargon You Coined".  I
understand that maintaining a very good signal-to-noise ratio is
one of the most defining goals of the SE model. It may be the
single most important goal. So I understand that it's important
that the community and the moderators actively curate content to
make sure it's on topic and of high quality.  That said, I
recently found this deleted post: New programming jargon you
coined?  Besides being one of the most fun posts on SO, it has
240k views and a ton of community involvement. Sure, there's no
way it fits the guidelines for acceptable questions, but
shouldn't this be the kind of thing that's left open in spite of
that, as an exceptional case? I've seen "left here for
historical significance" posts before, and in light of that, I
can't imagine why this one wouldn't fall under that umbrella.
In any case, the system won't even let me vote to undelete
because "a moderator has deleted this po