Blockstack's Proof of Transfer Would Have Miners Pay BTC to Mint Stacks

Blockstack’s new consensus algorithm uses BTC as the resource to be expended
Source: Blockstack's Proof of Transfer Would Have Miners Pay BTC to Mint Stacks (https://cointelegraph.com/news/blockstacks-proof-of-transfer-would-have-miners-pay-btc-to-mint-stacks)
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