- Save as JPG - Here's how to save as .jpg (check out our KB, there's a lot of stuff in there!): http://support.lytro.com/entries/21048657-h-export-pictures-to-jpg-from-lytro-desktop.
- 3D - As far as 3D, it's on our 2012 roadmap: http://support.lytro.com/entries/20552207-can-i-create-3d-living-pictures-that-i-can-see-with-3d-glasses-or-on-my-3d-display.
- Enlarge (Full Screen) - Full screen is currently only available on Lytro Web - http://support.lytro.com/entries/21078126-why-can-t-i-zoom-in-when-viewing-pictures-in-the-desktop-software
We're still in early stages here, and will continue to add features and functionality in the months ahead.