I usually am ok with refurbished products. My current PC is a refurbished HP that I have had for a year and a half with no problem. I would suggest that any refurbished product you get has a warenty on it though. My personal thoughts are that refurbished just means that they already found the...
I know that the forgetting Sarah marshal digital copy does expire after two years or so. I am not sure if it is for every digital copy but I hope that helps.