cgminer 4.9.2-1build2 (arm64 binary) in ubuntu cosmic

 Bitcoin miner software with multi-threaded multi-pool mining support.
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 BitCoins are a digital currency, exchanged freely against
 all other currencies. Coins may be issued by everyone, one
 just needs considerable computer power - and luck. To even
 out rewards for one's contribution, many initiative have
 forms to provide pools of computers and share the load.