Standard deviation of the mean (OC, as far as I know)
Seriously, it is not a joke. I really want to know.
They are looking at your shoes, rather than their own.
Arnold Schwarzeneighbor (OC)
OC It only takes 1. But another 999 to repost this 100% original joke. I made this.
Because they're jerks.
A stroke of genius!
Let's just say he had the standard deviation.