I don't know at which times the US servers have maintenance, but the EU servers start at 4.00 a.m. CET.
So I'm usually asleep. When I wake up, I wash, brush, make-up, put some cloth on and go to work, so I work during the last couple of maintanance hours. If I'm home though, I either sleep, play the piano, play with my cats or read a book. I simply have too much hobbies to be really bothered by downtime (unless it's not planned, then I get angry