Found this Houston Architecture forum, in which they are discussing Houston MLS. I thought the Houston soccer fans might find this interesting. http://www.houstonarchitecture.info/haif/lofiversion/index.php/t1415.html
Since that discussion seemed to wind toward the Dome, here's a piece from today's Chron discussing the Dome and some of the ideas floating around: Developers exploring ways to make Dome profitable
A quote from that article: That just seems like a lot of money to owe after servicing a debt for twenty years.