There have been persistent rumors on this, that Amazon is planning to eventually shut out the option to sideload e-books to the Kindle via the USB port. This is seen to be part of a bigger plan on the part of Amazon to prevent hacking of its e-books. As it is, titles available to download from the Amazon website get delivered in an older format which can easily be stripped of … [Read more...] about Amazon pulling the plug on downloading e-books via USB and its impact