Looks like this was announced today (I didn't see it in a list of '08 anime back at the end of '07).
Gonzo and Nitro+ are producing
http://dol.dengeki.com/data/news/200...48931abfc.html
Character design is by Onda Naoyuki of Ergo Proxy...a little busy at work so no time to translate...i'll check it out more a little later.
Slated to air in April '08