The Bitcoin mining company is stumped as to why Bitmain changed the design of the S19 Antminers.

Bitmain, S19 Antminer, Hashboards, Peripheral Interface Controllers, Aluminium, Mining Machine, Design, Servicing, Maintenence Costs, DOGE, LTCRead More

You might also be interested in reading El Salvador Drives for Wider Bitcoin Adoption, Educates 10,000 Students About the Asset.