ResellerRatings.com is the best place to check when thinking about buying from a tech company.
http://www.resellerratings.com/seller6310.html
From the comments there, it seems they are the same as this company.
http://www.resellerratings.com/seller4533.html
50% off of reasonably priced computer components is in the "seems too good to be true" category. Margins on most of this stuff are between 5-30%. It generally is tough to get a good discount below the going price at an online vendor because of this.
I frequent the AnandTech Hot Deals forum (
http://forums.anandtech.com/categori...=40&entercat=y) and FatWallet.com, and those are the two best places for looking for and evaluating "steal" prices. It does happen, just not terribly often and not for very long.