There you are, staring in disbelief at your massive collection of Xbox Live Arcade games that has slowly accumulated over the years – a collection that until recently you forgot even existed. And therein lies the problem with digital copies of video games. Once you've completed them, or their appeal has long since passed, there's virtually very little you can do with them. When all we really want to do is loan them to a friend, or even exchange them at the local GameStop for even the most minuscule amount, the fact is we simply can't. But why? And will there ever be a way to bypass this seemingly gigantic obstacle that plagues owning digital content?