> One hurdle facing the digital locker concept is that the retailer collecting money on the sale may not be the one that bears the cost of delivering the movie

> One hurdle facing the digital locker concept is that the retailer collecting money on the sale may not be the one that bears the cost of delivering the movie over set-top boxes or the Internet. > So far, the necessary web of deals allowing for that complex transaction has not been set up. That's the major problem with the whole system. If I buy all my content via, say, Amazon, why would Comcast want to deliver it to me for free? Ubiquitous connected DRM has never truly been a technical hurdle. It has always been a business hurdle. Without addressing the rev share issues, UltraViolet appears to be dead in the water. Not to mention the lack of Apple and their massive installed base of content playback devices.