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In 2013 this led a Canadian developer, Vitalik Buterin, to propose a new platform which would allow for decentralized application to usher in a new era of online transactions.Although early on in Bitcoin's history individuals may have been able to compete for blocks with a regular at-home computer, this is no longer the case. The reason for this is that the difficulty of mining Bitcoin changes over time. In order to ensure the smooth functioning of the blockchain and its...