The highly-anticipated demo will be available to all attendees at booth specifically for the game.
http://www.nintendoworldreport.com/newsArt.cfm?artid=18972
Through a blog post at Capcom's community site, Capcom has confirmed that they will have a booth dedicated to Tatsunoko vs. Capcom: Ultimate All-Stars at the Anime Expo in Los Angeles, California. This will be the first time the demo has been made available for the public.
Coming out of E3, Tatsunoko vs. Capcom received various awards and nominations, including the Games Critic Award.
The Anime Expo started today and ends on July 5.