Xkcd provides some visual PF guidelines

[sylas]

(link to xkcd)

 

[CompuChip]

Heh, the first thing I thought about when I read it this morning, was posting it here. This should be required reading for all new posters, I suggest including it in the forum rules which must be accepted when signing up.

Also don't forget the title text:

I mean, what's more likely -- that I have uncovered fundamental flaws in this field that no one in it has ever thought about, or that I need to read a little more? Hint: it's the one that involves less work.