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区块链就是比特币,是世界公共账本。矿工相当于会计,比特币是奖励给矿工的记账费。用户越多,记在账上的有用数据越多,这个账本越值钱。现在有三个账本(btc.bsv.bch)自由竞争,将来胜者为王。 比特币=bit+coin,数据+币。 互联网只有一个,区块链也只会有一个。只有一本公账,才能产生世界信用。公司链联盟链都是局域网。