While most folks have fixated on the Nook’s ($259) secondary color screen, compared to the pedestrian and now antiquated Amazon Kindle , the most significant feature of Barnes & Noble’s upcoming Android-based eReader is digital lending. From the Nook FAQ : With our new LendMe technology, you can now share from nook to nook. But it doesn’t stop there. Starting Nov. 30th, you can lend to and from any device with the Barnes & Noble eReader app, including PC, Mac OS, BlackBerry, iPhone™