The latest generation, Kindle Paperwhite, Kindle Scribe 2, Kindle Scribe 1, and Kindle and the upcoming Kindle Colorsoft, all have something in common. When you plug them into USB into your PC or MAC, they no longer appear as external drives. This prevents users from using file managers to back up their books or to sideload new books onto the Kindle. Amazon has also removed the download and transfer via USB option for purchased ebooks from the content page. This will likely prevent people from striping the DRM from the books and sharing them on piracy websites. This is not
Certainly it could be, I would like to see some proper study done into it, but it’s probably borderline impossible.
Conversely patents are somewhat unobtainable by the average Joe, I think I saw it costing somewhere in the region of 25-50k to patent something by the time you factor in the cost of a decent patent lawyer.
Maybe a 10-15 year patent period with lower barrier to entry would be a good thing.