Talking Kindle on Buzz Out Loud
The team presenting Buzz Out Loud at CNET talked about not only the Kindle but also Library Journal in their Good Friday 2009 episode. Such can be found here. The discussion starts approximately 22 minutes in.
As for giving them feedback from library professionals, their contact details state: "Send us buzz at [email protected] or call us at 1-800-616-CNET (2638)".