“ I was thinking about a typical unix bearded guy (think comic book guy from The Simpsons, but more hairy). ”
Officially the best brief ever – had a lot of fun with this. It was for a couple of illustrations I did for Andrew Taylor, who's running a learnable.com course on production Linux and needed an image thumbnail for the course. Get over there and sign up – Andrew's the best person I can think of to teach the ins and outs of this subject.