Because you never know what trivial bit of information may ultimately prove to be vitally important.
Hmmmmmmm....they are watching you. You may want to consider wearing a tin foil hat for a while?! ;-)
And a tin foil codpiece, just to be really careful...
I bet that would cause a rash.
Hey, don't knock it! It's good for baked potatoes now isn't it!?? Erm, oh...nevermind then. ;-)