I've written what I was able to find so far, in the way of quotes from both Overdrive reps and Amazon.
"More on Kindle Lending Library - How it would work. Reactions & Analyses. April 21, 2011"
That's at
http://bit.ly/kwklibr2
Most important is that Libraries will order titles and then Overdrive determines format needed and target device for delivery. For certain: Kindle owners will be able to get the e-books over wireless, with no computer required.
- Andrys