NO NOT THOSE OBVIOUS REASONS! YOU DIRTY, DIRTY PEOPLE! DIRTY!!!!!
DIRTY, LITTLE SEWER MINDSESESESES!!!!
Anyway, it came up. So Fizz says "You know, I'm not sure that's the right wording..."
So I said "Would you prefer double sided? double ended?"
Then a stroke of genius occurred to me:
"Perhaps double sided, double density?"
(If you don't get it, go look up the history of 5.25" diskettes from 180k to 1.2M. You'll thank me for it later.)