Windows 7 Ultimate 64.
Upon further investigation, I discovered that not all of the programs listed in Stardock Central as being "Installed" are actually installed. Here's a screen-shot from Windows Add-Remove programs dialog:

My video card drivers, NVIDIA Geforce 9800, are up to date.
Here's the WindowBlinds info:
Your computer has a Windows Experience Index base score of 5.9
Your Windows Graphics Experience score is 6.9
WindowBlinds version : WindowBlinds 7.42 (325 - Windows 7 Edition) - 64 bit OS
WindowBlinds is installed correctly on this PC
WindowBlinds has not been activated correctly on this PC. Please activate it again.
(Generic PnP Monitor) 1 is attached to NVIDIA GeForce 9800 GT
(Generic PnP Monitor) 2 is attached to NVIDIA GeForce 9800 GT
Wblind.dll 2012/07/13 13:23:ll
Wblind64.dll 2012/07/13 13:24:18
Wbsrv.dll 2011/09/26 15:10:56
SevenConfig.exe 2012/07/09 17:44:31
Wbload.exe 2010/10/20 16:08:35
Wbhelp.dll 2011/10/04 10:01:37
Tray.dll 2009/10/23 20:12:19
Wbload.dll 2010/06/07 15:59:25
Screen.exe 2010/06/07 15:59:43