Maybe the two are related. IT work makes demands of your mind but not your body, so we're all up at night, not tired from a days work. I'd imagine manual labo

Maybe the two are related. IT work makes demands of your mind but not your body, so we're all up at night, not tired from a days work. I'd imagine manual laborers sleep much more soundly, and are less likely to code in their down time. (but maybe!)