Ethereum’s transition from proof-of-work to proof-of-stake sparked regulatory concerns in the United States. The upgrade promised greater efficiency and reduced energy usage, but raised questions about Ethereum’s new legal status. Coinbase, a key U.S. crypto exchange, has legally challenged the SEC over withheld documents tied to the issue. The outcome may influence how digital assets are regulated going forward. SEC Internal Records Raise Security Classification Questions According to Coinbase Chief Legal Officer Paul Grewal, the U.S. Securities and Exchange Commission began examining Ethereum 2.0 as early as 2022. Grewal noted that the agency produced a Vaughn index outlining documents it

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