4/From 8/15/11 to 11/14/11 there were 8 consecutive negative dif adj: -4.4%, -1.55%, -1.26%, -3.76%, -13.09%, -18.03%, -0.91%, -8.54%

The  network decreased from 13.52TH/s to 7.81TH/s, a -42% drop in the hashrate's 2016 block moving average.

The recent China mining...