1.7 PH/s, wow. They were stating that they would make 1500 M20 and 500 M10, which is 35PH/s, so they aren't using all units, but what you think? Maybe testing some? This worker started to work at 2 january at stopped, and then restarted at 4 january....no one, with so much Hashes would stop mining, i think (when it is profitable to mine).
What u think?