DRM doesn't work

Mark Shuttleworth of Ubuntu fame has been having his tuppence worth on DRM: Note to content owners: DRM doesn’t work

"Here are some reality bites:

Any DRM that involves offline key storage will be broken...

The alternative to offline key storage is streaming-only access, and that is equally unprotectable...

It only takes one crack...you cannot plug all the holes...

Someone will find a business model that doesn’t depend on the old way of thinking"