In the real world, lending a book to a friend or selling your used music collection isn’t exactly groundbreaking. In the digital world, it’s patentable.
Amazon.com has been awarded what appears to be a broad patent on a “secondary market for digital objects” — a system for users to sell, trade and loan digital objects including audio files, eBooks, movies, apps, and pretty much anything else.
Source: Geek Wire. Read full article. (link)