Tabbacin-aiki (PoW) blockchains, irin su bitcoin da pre-merger ethereum, sun daɗe suna fuskantar suka daga masana muhalli da wasu masu saka hannun jari don cinye wutar lantarki mai yawa.A cewar sabon rahoton na "The Block" jiya (21), shugabannin manyan bankunan Amurka guda uku (Citigroup, Bank of America, Wells Fargo) sun halarci zaman sauraron da kwamitin kula da harkokin kudi na majalisar ya gudanar a ranar Laraba da farko kuma sun fuskanci tambayoyi ba tare da wata matsala ba.ya ce "ba shi da niyyar tallafawa shirye-shiryen hakar ma'adinai na cryptocurrency."
Dan majalisa Brad Sherman, wanda ko da yaushe yakan bukaci masu mulki da su karfafa ikon sarrafa kadarorin da aka boye, a fili ya tambayi shugabannin shugabannin uku a taron, “Shin za ku bayar da kudade.cryptocurrency ma'adinai?Yana amfani da wutar lantarki da yawa, amma ba zai kunna fitulun kowa ba, baya taimakawa wajen dafa abinci.
Shugabar Citigroup Jane Fraser ta mayar da martani: “Ban yi imani Citi za ta ba da tallafi bacryptocurrency ma'adinai
Shi ma shugaban bankin Amurka Brian Moynihan ya ce: “Ba mu da wani shiri na yin hakan.
Shugaban Wells Fargo Charles Scharf ya kasance mai cike da rudani, yana mai da martani, "Ban san komai game da wannan batu."
Sabbin kuzari da makamashi mai tsabta mai tsabta sune jagorancin masana'antar ma'adinai
A cewar sabon rahoton da fadar White House ta fitar a watan Satumba, Amurka a halin yanzu tana da babbar masana'antar hakar ma'adinai ta bitcoin a duniya.Ya zuwa watan Agustan 2022, adadin hash ɗin sa na hanyar sadarwa na bitcoin ya kai kusan kashi 38% na jimlar duniya, kuma yawan wutar lantarkin da yake amfani da shi ya kai kusan 0.9 na yawan makamashin da ake samu a Amurka.% zuwa 1.4%.
Amma ga masu hakar ma'adinai, suma suna saka hannun jari sosai a cikin makamashi mai sabuntawa.A cewar rahoton binciken da Kwamitin Ma'adinai na Bitcoin (BMC) ya fitar a watan Yuli, an kiyasta cewa 56% na ikon hakar ma'adinai a cikin dukkanin hanyar sadarwa a cikin Q2 2022 za su yi amfani da makamashi mai sabuntawa.Kuma Hass Mc Cook, injiniyan farar hula mai ritaya mai lasisi, ya kuma nuna a bara ta hanyar nazarin bayanan jama'a da yawa ciki har da Cibiyar Kuɗi ta Jami'ar Cambridge da Hukumar Makamashi ta Duniya (IEA), da dai sauransu.zai ci gaba da raguwa kuma yana iya kaiwa ga cimma burin neutrality na carbon nan da 2031.
Ribar masu hakar ma'adinai na ci gaba da raguwa
Har ila yau, ya kamata a lura da cewa masu hakar ma'adinai na fuskantar matsalar raguwar riba yayin da farashin Bitcoin ke ci gaba da tashi a ƙasa da dala 20,000.Dangane da bayanan f2pool na yanzu, idan aka lissafta akan dalar Amurka 0.1 a kowace kilowatt-awa na wutar lantarki, akwai sabbin nau'ikan nau'ikan injin ma'adinai guda 7 waɗanda har yanzu suna da fa'ida a halin yanzu.Daga cikin su, daAntminer S19 XPHyd.samfurin yana da mafi girman kudaden shiga.Ana dawo da kullun kusan $ 5.86.
Kuma ɗayan shahararrun samfuran “Antminer S19J”, ribar yau da kullun ita ce dalar Amurka 0.21 kawai.Idan aka kwatanta da farashin hukuma na dalar Amurka 9,984 a cikiBitmain ma'adinaisuna fuskantar makudan kudade don karya har ma da samun riba.matsa lamba.
Lokacin aikawa: Satumba-28-2022