This would be especially cool if it caught on at those theme restaurants where you can never tell what the whimsical sign on the door is supposed to mean—does a smiling dolphin signify "Men" or "Women"?
Editorial note: Whoa! You've found a super-old post here on BuzzFeed, from an earlier era of the site. It doesn't really represent where we are anymore, and may in fact be totally broken, but we're leaving it up as a part of our early history.