Still experiencing problems after minimizing and restoring a maximized window on my main monitor.
This is with RIP_2007 (extracted from the WinCustomize.com suite), The released Windows 7 x64 (just got it today, fresh install), and the latest WindowsBlinds.

Your computer has a Windows Experience Index base score of 5.9
Your Windows Graphics Experience score is 7.3
WindowBlinds version : WindowBlinds 7.0 (build 226 - Windows 7 Edition) - 64 bit OS
WindowBlinds is installed correctly on this PC
WindowBlinds appears to be activated on this PC
(Generic PnP Monitor) 1 is attached to ATI Radeon HD 4800 Series
(Generic PnP Monitor) 2 is attached to ATI Radeon HD 4800 Series
Wblind.dll 2009/10/22 14:49:20
Wblind64.dll 2009/10/22 14:49:38
Wbsrv.dll 2009/10/22 14:49:56
SevenConfig.exe 2009/10/22 14:49:17
Wbload.exe 2009/10/22 08:40:12
Wbhelp.dll 2009/10/07 16:35:07
Tray.dll 2009/10/21 10:13:19
Wbload.dll 2009/09/25 09:41:29
Screen.exe 2009/10/22 08:40:01