When I was in art college back in the early 90s, this is how I spent many an evening — aimlessly doodling. The internet as we now know it was non-existent, I had no computer and no TV in my little appartment. What I did have was a turntable playing Neil Young records, a pen, ink, a coffee machine working overtime, and a lot of spare time. There was no horror vacui, no deadlines, and whatever I drew was strictly for my own enjoyment. An example (click to see the whole thing):
Ah, the good old days!