There is no time limit. Don't do it.
So, don't do it.
Posting a response isn't the same as bumping. If you have something to actually say then it's just fine. What's not fine is posting something like:
"Bump" or "Can't anyone help me?"or "Please read this!" etc
So, thread necromancy is fully endorsed as long as it isn't cheap, knockoff necromancy. We love the undead, but not the kind with half their skin missing. Vampires can stay. Zombies, go home.
As long as they're the awesome kind of vampires and not the kind that sparkle.Vampires can stay.