[em-bee]

you got the math wrong. that's a quarter break

it's 12 hours of work and 8 hours of sleep.

and suddenly it all makes sense. while your mind takes a break from work, your body isn't, and that's why it needs those 8 hours of sleep.

[pif]

actually, it's 16 work and 8 sleep

[em-bee]

facepalm

yes of course!

scrambles off to look for a brown paper bag