Heads up on this closed once, reopened, closed again, and also deleted, post which needs to remain deleted. (No doubt, the rapid fire edits from Michael Rosenberg
after its second closure makes it pretty obvious that he's cast the lone "undelete vote". Anyway, I'll keep an eye out on the deleted post, and alert this chat if it somehow gets undeleted.
math.stackexchange.com/posts/2431905/revisions