iPhone 2.0 Firmware Video Walkthrough
Gizmodo posts a brief video walkthrough of some of the new features found on the 2.0 firmware.
According to the site, testing has not revealed any obvious errors, though content filtering is not yet working. The App Store, of course, is also not yet online.
Apple is expected to release the 2.0 Firmware update on July 11th as a free update to current iPhone owners.