ack, its this post x3! careful with that post button. If it looks like its thinking about it, don't spam it. (though sometimes the forum just hickups so it might not have been something you could prevent)
You could keep a copy of your 'prefs.ini' file around. I wouldn't recommend it though. They resent to default to try to reduce problems with updating. If its working solid for you though, perhaps you have no need to worry.