21E6 operated since 2014 in a commercial wholesale DC, using modular turnkey infrastructure (not the new DataTank systems).
Percentage of network in low single digit during 2014 decreasing as difficulty went up (to my best knowledge based on MW numbers of a facility on the east coast).
Did you mean this?
16 megawatt lease from CyrusOne in Phoenix by a bitcoin mining firm whose name has not been disclosedNo, that's not the one I meant (Phoenix AZ is not at the east coast either).