You know those black balls in the kid’s section of the Apple Store? Yeah, you probably shouldn’t sit on them: underneath the fabric exterior, they are essentially gigantic sponges soaked with the pee of a thousand children with such weak bladder control that they just hose off when they get excited, even in the Apple Store.
Don’t believe me? Here’s a picture of one black ball Apple was getting rid of after a bunch of kids had whizzed all over it. As the former Apple employee and Redditor who posted it says: “Just one of the nasty little “ewwws” lurking in arguable the coolest retail environments around.”