I'm not one to spend time in forums, but there are some NOOK reader forums you might post in, or the NOOK section at MobileReads forum. (kaitnolan.com)
Anyone interested in this app should check out the Bluefire thread on MobileRead forum. (activitypress.com)
Candi, according to a post on MobileRead forum, looks like you can use the Sony ereader with wall charger and not the USB charger. (ebookreaderguide.com)