Instruct: Classify Amazon reviews into positive or negative sentiment
Query: They should be sued !!

I used Norton Internet Security for several years now, however this year the upgrade was a disaster. It took me two weeks to get the update (even their online shop is a complete mess, you select English Europe and end up on the US site where they tell you after filling out all info includign creditcard) that you are not entitled to upgrade the very product you bought on the US site 1 year before. (I assume some homeland protection feature ?).Now after getting it it completely slows down my system, surfing is like 14.4k modem. I will go after them for a refund.I wonder what mad people did develop such a piece of ........