Harry sniffed and a foul stench reached his nostrils, a mixture of old socks and the kind of public toilet no one seems to clean. And then they heard it, a low grunting, and the shuffling footfalls of gigantic feet.
A bunch of techies, led by Bill Gates, are trying to reinvent the toilet right now, and it's possible that the toilet of the future could appear incredibly strange to someone living today.