Bitmain should really make a statement about what is going on. Their reputation is really @stake.
If Bitmain wasn't backing Umisoo, I would saying Ponzi
Look at the website. The math doesn't add up
On Umisoo purchasing page:
hash rate of 4,300 AntMiner S2 miners were switched into HASHNEST. The Hash rate is 3PH±5%
S2 Hashrate = 1Th/s.. 4,300 S2 miners = 4.3Ph/s but the site only lists 3Ph as being "Initially offered"