I am not the user of this model but I don't think there is still any procdut which can get 1 point in average only. People leave their message should behalf themselve to see whether it is fair or not to this product and other people.
缺點:
I would suggest DC fever to delete any unfair comments because I think many people would like to go to your web site to see the users' comments before make a decision to buy a DC.