Prices have dropped fast on these...down to $100 a unit. Not nearly the $14.40 price they should be sold at to compete with the Titan but getting there.
Must resist ordering...next week they may be at $80

For kicks I ran it through the profitability calculator. Not looking good:
http://i.imgur.com/2Uqt7vc.pngVery true, which is why I'm not buying any more mining equipment. When the big script asics come online, even gridseed blades won't be doing you much good. With the difficulty increases you'll be lucky to make decent profit after ROI, if you even get there.