Windows 7 Release Candidate 64 was released to the public today.
Tested very nicely, no buggy stuff. New Nvidia 64 bit video driver loaded also, beta but runs fine.
The nvidia driver that MS loaded did not work with TG2, the preview window was screwed up.
The real time widow used to adjust power fractals is still not working for me. I have to leave the fractal and then double click the node to see the update, but that's been like that for a while now so I'm getting used to it. Hopefully with the 64 bit I can get a bit more performance out of TG2