Swimming is weird, right? Imagine if whenever you took a step outside you had to remember to put your foot back down or else you'd drift off into the vacuum of

Swimming is weird, right? Imagine if whenever you took a step outside you had to remember to put your foot back down or else you'd drift off into the vacuum of space. You could jump and fly around like a balloon but if you went too high you could never get back down. Swimming is that but upside-down.