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A comment on Tesla buys $1.5B in Bitcoin, may accept it as payment in the future. Parent comment

Re:Tesla buys $1.5B in Bitcoin, may accept it as payment in ... by ethbr0 on Monday February 08, 2021 @08:46AM (#26064328)
> We could design cryptocurrency systems that deliberately focus on using excess renewables

Could we? I thought Ethereum still had a pretty big digital/physical gap. In that there was no way to digitally ensure a physical truth (barring third party attestation).

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