Looks like it's been finally reviewed. It's in german though. Translating it with babelfish and reading it over, it looks like the results are pretty good I think i'll be getting one of these once they're out to see how much farther I can push my overclock =]
http://www.hardwareoc.at/Arctic_Cooling_Accelero_Xtreme_GTX280.htm
http://www.hardwareoc.at/Arctic_Cooling_Accelero_Xtreme_GTX280.htm