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GPU mining is the use of Graphics Processing Units (GPUs) to "mine" proof-of-work cryptocurrencies, such as Bitcoin. [1] Miners receive rewards for performing computationally intensive work, such as calculating hashes, that amend and verify transactions on an open and decentralized ledger.
Cryptojacking is the act of exploiting a computer to mine cryptocurrencies, often through websites, [1] [2] [3] against the user's will or while the user is unaware. [4] One notable piece of software used for cryptojacking was Coinhive, which was used in over two-thirds of cryptojacks before its March 2019 shutdown. [5]
Bitcoin (abbreviation: BTC; sign: ₿) is the first decentralized cryptocurrency. Based on a free-market ideology, bitcoin was invented in 2008 by Satoshi Nakamoto, an unknown entity (person or persons). [5] Use of bitcoin as a currency began in 2009, [6] with the release of its open-source implementation.
Bitmain's first product was the Antminer S1 which is an ASIC bitcoin miner making 180 gigahashes per second (GH/s) while using 80–200 watts of power. [8] Bitmain as of 2018 had 11 mining farms operating in China. [7] Bitmain was involved in the 2018 Bitcoin Cash split, siding with Bitcoin Cash ABC alongside Roger Ver. [9]
Shrem has described himself as a bitcoin purist, who believes in bitcoin as a technology that will help the world by allowing citizens to protect their money without banks and other traditional financial institutions. [13] He is a founding board member of the Bitcoin Foundation, founded in 2012 with a mission to standardize and promote bitcoin. [9]
Finney downloaded the bitcoin software the day it was released, and received 10 bitcoins from Nakamoto in the world's first bitcoin transaction on 12 January 2009 (block 170). [ 25 ] [ 26 ] Other early supporters were Wei Dai , creator of bitcoin predecessor b-money , and Nick Szabo , creator of bitcoin predecessor bit gold . [ 16 ]
In 2011, Buterin began writing for a publication called Bitcoin Weekly after meeting a person on a bitcoin forum with the aim of earning bitcoin. [18] The owner offered five bitcoin (about $3.50 at the time) to anyone who would write an article for him. [19] Buterin wrote for the site until it shut down soon thereafter due to insufficient ...
El Salvador became the first country in the world to use bitcoin as legal tender, after having been adopted as such by the Legislative Assembly of El Salvador in 2021. [1] It has been promoted by Nayib Bukele, the president of El Salvador, who claimed that it would improve the economy by making banking easier for Salvadorans, and that it would encourage foreign investment.