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[虚拟币交流]
比特币矿企今年投资矿机超12亿美元！矿机制造商成最大赢家（12日转）
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：在即将到来的比特币减半事件前，有多家上市矿企大幅增加了对比特币矿机的投资。根据
; N& ^" `+ U& \8 OTheMinerMag日前的周报，多间矿企今年已经订购了超过70EH/s(全网比特币算力大约为536.03EH/s)的比特币( K# y; g/ O4 D( d6 I* I6 V
挖矿设备，总计投资超过12亿美元。
5 l r( Y$ G4 w6 Y1 q在这之中，近7.5亿美元的投资是在过去两个月内完成的。这样的投资增长可能受到了自10月中旬以来比特币价格7 x' R- g* [& i4 N
持续上扬的推动，从而增强了矿企加大投资的信心。这些采购中的一部分已经付款，而另一些则将在明年及以后
) P, ?& b7 c) v& k按月分期支付。' k; t( W" i# `+ K
据Miningpoolstats的数据显示，过去24小时内，按当前比特币价格计算，比特币的总产值约为3,774万美元，年+ s- H7 ~/ c1 }7 j' W
化则达到约137.89亿美元。相比矿企今年迄今对比特币矿机的12亿美元投资额，若以当前年化总产值计算，其收
: h" y) L2 E, r* p, q益仅为投资额的约11倍。
0 ~; W! P. H* p再考虑到能源成本等支出，这笔投资的成本效益看似不高。然而，许多矿企依然选择加码投资，显示出他们对比
, a ^; h: ]% @1 J$ u特币市场未来的乐观预期，并愿意在当前阶段进行大规模投资以抓住即将到来的市场机遇。
9 p/ v, \6 R( ~# R$ q天朝矿机制造商成最大赢家: @! L3 k: Y& v
值得注意的是，天朝的比特币矿机制造商，如比特微(MicroBT)和比特大陆(Bitmain)，成为了这些采购交易的主0 S6 O5 s& G8 i3 T/ ^) x
要受益者。' E) i; a$ T8 J% }
在TheMinerMag确定的11亿美元投资中，MicroBT和Bitmain分别揽下了56%和42%的份额，而嘉楠耘智
& L' J( G& c- R3 X( Q(Canaan)则占据了剩余的市场份额。这一数据凸显了天朝的这三家公司在加密货币挖矿设备市场中的主导地位，/ b" p1 p8 w. O9 L" D, p
尤其是在全球范围内对高效能比特币矿机的需求日益增加的背景下。$ ^* r, R. N! K; i- w: g
Marathon挑战业界月产量记录1 a* ~- a9 u; m( _
另外，根据TheMinerMag的最新周报，北美比特币挖矿巨头Marathon可能在12月创下超过1,500枚BTC的历史
: b2 Q, t, Y5 c+ n5 Y" Z8 x0 q! S最高月产量，有望超越CoreScientific在2022年1月的1,527枚BTC，创下公开矿企最大月产量记录。" A; c* Z9 r% D6 H5 k
这一目标基于该公司目前的平均每日区块生产率，Marathon的MaraPool截至本月前十天已挖出68个比特币区
& K0 T+ D8 M" W2 \7 ]块，获得499枚BTC，日均约49.9枚BTC。值得注意的是，这499BTC中有14.27%来自交易费用，这得益于激增的& G7 x9 I! C( Z1 H, |' @; B: b
链上活动。
: t# v/ M9 I0 W! d1 M该矿池目前算力达21.9EH/s，占Marathon总算力的92.4%。如若Marathon12月余下时间持续稳定运行，且比特
0 n" m/ i0 E8 i, S- E7 b5 E币网络算力不大幅增加，则可能突破1,500枚BTC产量。
1 O$ o( h! i, x4 W4 r7 a* D
& P0 h2 ]' O% O5 Y' K- [5 ` |
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