they fixed every flaws in xp and vista.been using the windows 7 RC before i bought the original and never had a problem.In a year or so google will release its own OS
http://common.ziffdavisinternet.com/util_get_image/21/0,1425,sz=1&i=2168...
Follow this link for more on windows 7
http://www.pcmag.com/article2/0,2817,2355056,00.asp