Wired: We assure ourselves that words will never hurt us, but they can cost a lot of time and money when it comes to trademark battles. Take the story of Daniel Kokin, who is continuing to fight Apple over a three-letter word: Pod.
Not iPod, mind you - just "Pod." For nine years, Kokin has been developing a video projector, whose body design he feels is best described as a pod. His "Video Pod" projector would display video from a DVD player and other multimedia equipment, but not an iPod.