While it seems to be well understood that Windows 7 is in early beta and has many graphics issues, I did come across one particular issue that really drove me up the wall. My laptop, a Dell D830, had been running 6956 for a week or so with no problems and was displaying the new superbar taskbar with it's nice Aero peek function no problem. I found Windows 7 to be pretty stable and run all the software I was running on Vista, so I thought OK, I'll upgrade to the 7000 Beta 1 build which was release a week or two after I had installed 6956. However, after installing the new build, my nice Aero affect had gone and the taskbar was back to a rather cut-down version of the Aero peek feature. I decided to work on this one as it had been working so it seemed quite plausible it should still work on the 7000 build. I had done an upgrade from 6956 to 7000 so I decided to install 7000 from fresh. This resulted in the same problem. I had been accepting the Windows Update recommendation to in