The idea is to offer articles from different newspapers and magazines in one newspaper. On a website the reader chooses in the evening what he wants to read the next morning. The order goes to the printing house where the individual papers are printed.The claim is that digital printing is fast and cheap enough to make this practical. That would be pretty interesting if true.
This kind of mass customization -- creating unique items on demand like custom clothing or logowear -- is fascinating, but there are some things you can only do online.
There is no way to do a truly personalized newspaper in the physical world. With a physical newspaper, there is no way to learn what articles individual people find interesting and change their front page in real-time like Findory does. Some opportunities only exist in the online world.