Adamant and other skins, not all, minimize and restoring a maximized window, results in thick borders.
I have dual monitor setup and this only seems to happen on my main display, monitor 2, and only when the taskbar is on it.
Windows 7 RC build 7100

Your computer has a Windows Experience Index base score of 5.9
Your Windows Graphics Experience score is 6.5
WindowBlinds version : WindowBlinds 7.0 (build 214 - Windows 7 Edition) - 64 bit OS
WindowBlinds is installed correctly on this PC
WindowBlinds appears to be activated on this PC
(SyncMaster 2233BW/2233GW,SyncMaster Magic CX2233BW/CX2233GW((Digital)) 1 is attached to ATI Radeon HD 4800 Series
(SyncMaster 2233BW/2233GW,SyncMaster Magic CX2233BW/CX2233GW((Digital)) 2 is attached to ATI Radeon HD 4800 Series
Wblind.dll 2009/10/05 08:38:20
Wblind64.dll 2009/10/05 08:38:03
Wbsrv.dll 2009/09/25 09:41:52
SevenConfig.exe 2009/10/02 08:41:23
Wbload.exe 2009/08/03 12:38:10
Wbhelp.dll 2009/05/14 14:39:07
Tray.dll 2009/08/03 12:38:19
Wbload.dll 2009/03/17 09:36:29
Screen.exe 2009/08/28 19:21:05