Ethereum co-founder Vitalik Buterin sold $341,000 worth of meme coins in 30 minutes, according to a report from SpotChain. The tokens sold included MOODENG, DEGEN, and NEIRO, sparking panic in the market. Buterin also donated 100 ETH ($242,000) to support Tornado Cash developers, who are facing legal challenges over a service that guarantees transaction privacy.