PROBLEMS
There are two kind of problems with posts.
Good Faith but Bad Topics: The first is people acting
in good faith, without inelegance, but totally
unacquainted with the topic so they reopen discussions
that have long been solved, and distract the rest. It is
the equivalent of someone in a math discussion forum
asking to define the square root and insisting on his
right to pose the question. Also includes people who…

Posted an FAQ on this page.
https://docs.google.com/file/d/0B8nhAlfIk3QIOTV3Y3RhLVpLZVk/edit

via Posted an FAQ on this page…. – Nassim Nicholas Taleb.