iPhone Dev team has updated the jailbreak of the iOS 4.3.3. Now the windows vista and 7 users are not required to set their CPU to afinity. You can install this fix over the previous version of the redsnow jailbreakon iphone.
You are required to uncheck the “install cydia ” option. also one of the bug in the previous version which is “verbose boot ” option is fixed for iphone 3gs old boot rom for iOS 4.3.3.
Ultrasnow unlockers can use this to unlock their idevices.