If he's making money doing it then it's hardly a waste
It's hardly a waste, yeah, but it could also be mentally draining, you're doing something for money, but it's not something you like
Like if you were working the counter at a fast food joint, yeah you're getting paid, but it sucks
Blouk has some artistic talent, i think he could be getting commissions from people who'd pay just as much but have him draw less special interesty things