Are you a devout follower of the 3 second rule? Or is it 5 seconds? Are there mitigating circumstances? What about in front of a boss or someone you respect? Shit, this is a social minefield!
Luckily I have discovered a flow chart to help with this gastronomical dilemma.
To eat, or not to eat floorfood.

Oh fuck it, have the cat as well. It was quite cute.