Why do you think that?
Or keep online 24 hours or spend the night mentally trying to solve an abstract issue. At 5pm they are done.
Different stresses / pressures. How many are learning a new language in their freetime just to keep employed. How many people create side projects to land employment at a coffee shop?
To compare employment how many coffee shops test if an employee can make a cup during the interview? How many people are excluded from an interview because they only made starbucks coffee at a previous position.. no way they can figure out McDonalds coffee machines.. How many are asked to go through a take home coffee making task? None..
I made minimum wage at my first job. Didn't cross the poverty line until my 3rd or 4th job years later. Things might be different now, I started after the .com crash.