This is a 10 foot barge pole


Its for stuff (threads here, stuff elsewhere) you don't want to touch with it.

for example:
http://www.rigorousintuition.ca/board/viewtopic.php?t=24555&start=150
But really its more for off site stuff.
What you don't know can't hurt them.
http://www.rigorousintuition.ca/board2/
http://www.rigorousintuition.ca/board2/viewtopic.php?f=34&t=25151