Google as settled it’s legal battle in the USA with authors and publishers. The deal could see the publishing world enter the digital era in a significant way and the changes are compared with the deal Apple did with the music industry to allow customers of it’s iTunes store to purchase music on a track by track basis. The same could happen in publishing world which will allow customers to purchase chapters of a book or the whole book in digital format. Although the deal has only currently been worked out in the US, and has yet to be finalised,…