a socially acceptable way to waste a bunch of time
Boredom leads to drinking! Gambling! DANCING! BILLIARDS! LEARNING HOW TO CODE! But carry a fidget spinner and you'll have something to do with your hands when you feel like you have nothing to do. Now, instead of slapping the table and throwing pens at the ceiling, you can relax and spin for hours upon hours and never once want for something to do with your hands.