PCBeta, leaked the first Windows 8 Consumer Preview screen shots to the internet.  According to the screenshot version is marked as Window 8 Build 8220.  However, that is not the excitement in these images. Windows Start Button, which was introduced in Windows 95 and was a the starting point of each Windows Windows operating system is no longer there in Windows 8 Consumer Preview. You dont have to panic. Start Button functionality is replaced with the Start Screen and Hot Corners.