One of the characters in Mark Laxer's The Monkey Bible can't stand people who have loud, annoying cell phone conversations in public. In order to let the world know, she shouts very loud and embarrassing things when people have obnoxious phone calls until they hang up. Now you too can spread the word with the iPhone app called iRude. It's free, and awesome. Check it out here, or on your iPhone. Take back the airways!