The Entertainment Software Association has opened registration to E3 2010 and says ninety percent of exhibitor space at the expo is already booked, reports Edge-Online.  The event is scheduled to take place June 15-17 in Los Angeles, maintaining its return to glory by keeping the venue at the LA Convention Center.  It remains to be seen if Kentia Hall stays a parking lot.  Edge-Online lists current exhibitors and links to the organizers site for show info.  Read more at Edge-Online {link no longer active}.