I like to take photos of rappers or people with bucket hats and then base them off the rapper or go off the persons appearence.
Then I'll work on a backstory that isn't cliche and doesn't make me want to laugh.
It also came down to our genetics and evolutionary wise.
Opposable thumbs gave us the ability to create and such, and as humans we will continue to evolve.
Yes, some more risky then others. And there are plentiful of people working such jobs.
The majority doesn't have to worry all too much about this though.