The novel contribution of blockchain technology is that it solves this issue, also known as “double-spending” in the context of digital currencies; it allows for the decentralization of a shared ledger without the need for the various participants to trust each other. [...] The major hubs centre around New York, the San Francisco Bay area, Boston and Chicago, with smaller hubs in Austin, Atlanta, Denver, Raleigh, and Seattle.24 According to Pitchbook data, blockchain companies in the US received funding to the tune of $8.4 billion USD from 2012–19, with a peak of $3.5 billion in 2018.25 Companies operating in the blockchain space in the US cover a wide range of busin. [...] While some championed the idea and vision of the project,29 it has faced a slew of setbacks and some of the most significant founding members of the Libra foundation have pulled out of the project.30 31 US regulators and lawmakers from across the political spectrum, in a congressional hearing in October 2019, cited serious concerns with the project, including inadequate privacy and anti-money laun. [...] As the hype surrounding blockchain died down and we start to move out of the “trough of disillusionment” toward the “slope of enlightenment,”97 there is a need for broader understanding of the blockchain value proposition—beyond just disentangling blockchain from Bitcoin and other cryptocurrencies. [...] The project “GREENCHAIN” is a permissioned version of Ethereum for the energy sector.141 Tracing the renewable origin of energy is ever-growing, associated with the growth of the corporate contracting market for green energy, and blockchain technology can facilitate this service considerably to clients in any part of the world.
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