There's an old Seinfeld episode where George gets caught peeing in the shower at the gym, and is then ostracized for it. Turns out, he (like Al Gore) was just years ahead of his time. Peeing in the shower, it seems, is the latest . . . green . . . fad.
Via Grist, here's a video from an ad campaign in Brazil urging people to save water by peeing in the shower:
Of course, what this ad campaign really shows is Grist virtual persona writer Umbra Fisk's ability to inspire global trends. Turns out she made a video a couple of weeks ago recommending shower peeing, and even wrote a column on the subject years ago.