A DVD holds its value a lot more value than say, a used mattress. For example, GameStop sells new xbox & PS3 games for $60, and used for $55. When the consumer

A DVD holds its value a lot more value than say, a used mattress. For example, GameStop sells new xbox & PS3 games for $60, and used for $55. When the consumer buys the used game, the publisher doesn't see any money. Yes, they're still crazy in general, but this is a legitimate problem when you want to continue selling stuff to customers.