According to @MikeSilagadze on Twitter, Bitcoin Pizza Day 2025 is being celebrated by the crypto community, with notable mentions of EtherFi and the #etherficash initiative (source: Twitter/@MikeSilagadze, May 22, 2025). For traders, this event highlights renewed interest in Bitcoin's historical milestones, often leading to increased short-term trading volume and volatility. The engagement around EtherFi and its token EtherFi Cash signals growing attention towards DeFi platforms and related assets, which could influence liquidity and price action in both BTC and ETH trading pairs. Monitoring social sentiment and trading volumes around these events can provide actionable signals for active traders.