Digital books ordered for use on Amazon.com’s Kindle electronic reader soon can be read on personal computers. Amazon will provide a software application that can convert Kindle books to PC-readable ones. The move follows the launch this week of a competing device, the Nook, from bookseller Barnes & Noble that sports a similar function. The latest e-reader from Sony Corp. also is compatible with PCs. Amazon’s Kindle has enjoyed dominant market share in the still-nascent electronic reader market, but analysts say increasing its functionality is key to maintaining that top ranking.

Read the full story from Yahoo! Tech.