It's hard to tell if it's a genuine lack of interest in worldly things or an affectation, but he clearly isn't interested on whatever might be going on. He and the rooster below could ignore each other in a contest. Can't call who would win.
I spend an awful lot of time at work drawing, mainly when I should be paying attention to something else. I usually throw everything away with my notepads, so I thought that sharing it with a largely inexistent (and in weeks to come, I'm sure, unimpressed) audience would be a good way to save some of the stuff.