>>110039405Why not? Hank has a stable job providing a fuel source he adamantly believes to be superior than all others, and while he does aspire to be more (Full Manager) he -is- essentially the boss of a business that'd in the lead in Arlen that rarely seems to be in danger from lack of business.
Peggy is the one we see unhappy over her jobs, but more from lack of recognition than hating the job itself.
Substitute Teaching can be very rewarding and, while not stable for a career, it's a good way to earn cash and get respect. She did win a (presumably School District focussed) award in front of what would be 100-300 other staff in education saying she was the best at subbing.
And they like their hobbies because that's the point of a hobby. We like cartoons and others would think we're all manchildren that get way into drawn cartoons about middleschoolers going on fantasy adventures.