Their prices seem to be very competitive indeed and together with the currently constant difficulty of litecoin (https://bitcoinwisdom.com/litecoin/difficulty) it seems to be highly attractive as well. It is great that they also show pieces of their farms http://cointelegraph.com/news/112329/gavin-andresens-fractional-reserve-mining-cloud-miners-respond and generally are very transparent to the community.

We will see how this develops...