Interview with Rick McCallum from Celebration IV: http://starwarsblog.wordpress.com/2007/07/14/rick-mccallum-talks-live-action-tv-series-and-star-wars-3-d/
Most important stuff about the live-action show was:
[list]They are currently roaming Earth to find writers, and hope to have some ready by September-December this year.
Each episode will be like a Star wars movie with just as good special effects and production costs.
The show will revolve more around the characters, be a lot darker, and they hope to get around 400 episodes.
They will most likely start the casting in June 2008
They have already had a team of conceptional artists working on the show for seven months.[/list]