Are there any coins it would still be profitable to throw something like this at?

http://www.amazon.co.uk/ASICMINER-Block-Erupter-336MH-Generation/dp/B00CUJT7TO/ref=sr_1_1?ie=UTF8&qid=1390264649&sr=8-1&keywords=asic

Or has that ship sailed?

I'm guessing the latter. Sorry if this question has been asked before.