Jay,

Our user manual is in various sections in the knowledgebase >;-).  We do intent on putting together something more formal, but until then, I'd consider the following to be a rough table of contents:

1. Basics of shooting - http://support.lytro.com/entries/21048627-what-are-the-basics-of-sh...
2. Lytro Camera - http://support.lytro.com/entries/21035551-lytro-light-field-camera-...
3. Lytro Desktop - http://support.lytro.com/entries/21052838-lytro-desktop-overview
4. Lytro Web - http://support.lytro.com/entries/21048672-lytro-web-overview
5. Understanding Image Quality - http://support.lytro.com/entries/21035596-understanding-image-quality

Windows will be released sometime in 2012; check out this KB to sign up to be informed when we announce a more specific timeframe:

http://support.lytro.com/entries/20552337-how-can-i-be-notified-whe...

Please let me know if you have any questions or anything that is not answered,