People almost always start "stopwatch" counting at 1. If you time how long a juggling ball stays in the air, or how long it takes to run a short distance, a st

People almost always start "stopwatch" counting at 1. If you time how long a juggling ball stays in the air, or how long it takes to run a short distance, a stopwatch will read 0.9 or something meanwhile most people start "1, tw-.." and then say 1.5 or so.