Halving a 0.00001% chance that you get some crazy infection from flushing the toilet is definitely neurotic. You're better off saving the 2 seconds and not thin

Halving a 0.00001% chance that you get some crazy infection from flushing the toilet is definitely neurotic. You're better off saving the 2 seconds and not thinking about it. "But it's still half!" Half of nothing is nothing.