No. 2 blockchain Ethereum took a big step toward its greener future this week with the launch of a “shadow” version of the forthcoming Ethereum 2.0.
But that was tempered by news of more delays that will see the most important part of the second generation of the smart-contract blockchain — scalability — pushed back to at least 2023.
See also: PYMNTS Blockchain Series: What Is Ethereum? The Blockchain That Moved Crypto Beyond Currency
The blockchain on which almost everything except…
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