Statisticians do it with probability 1. Statisticians probably do it. Statisticians do it continuously but discretely. After all, it's only normal. Steel workers do it hotter.
Stewardesses do it in the air.
Stock brokers do it on the margin. Stragglers do it in the rear. Structured programmers do it repeatedly or else. Students use their heads. Supercomputer users do it in parallel Superman does it faster than a speeding bullet.