windows 7 build 7100 not stable? anyone experience? i was opening a folder like ducs or c drive ect.. and it will have a manicfine glass search which take forever. had to reboot. but it happend every 40min. also you know when opening programs and it will have window pop up asking for permission? yeah that it will take like 20sec before it pop up say normally is 2sec. i went back to vista and i dont have those problems anymore. anyone experience win7 7100 same?