American Bitcoin Corp. (ABTC) said Wednesday that it activated 11,298 Bitcoin miners at its Drumheller facility in Alberta, Canada, expanding the company's total owned hashrate to 28.1 EH/s across 89,242 machines. And the Trump-backed firm’s shares are soaring following the announcement. The deployment fulfills expansion plans the company first announced on March 3. With the Drumheller activation complete, American Bitcoin's owned fleet operates at an average efficiency of 16.0 J/TH. "Scaling hash rate is ...