Obviously you have to be pretty sharp to be able to pick your fingernails with a knife while leaning back in a chair, even in low gravity.
Especially with a laser beam going through your head--or is it just stylish ambient wall lighting?
In fact this is from episode 12 of my hard sci-fi webcomic, "Supermassive Black Hole A*." Signed prints are available here
I was pretty happy with the nice simple yet organic way her hair came out in this one. Wish it always happened that easily!