Ethereum (ETH) co-founder Vitalik Buterin has declared his solidarity with Virgil Griffith, the American citizen arrested for his blockchain educational activities in North Korea.
In a tweet posted on Dec. 1, Vitalik shared a link to a blog post penned by blockchain firm CEO Enrico Talin, which had appealed directly to the Ethereum co-founder to start a petition in support of Griffith.