According to @billyjoel and verified by multiple news outlets, Billy Joel has been diagnosed with normal pressure hydrocephalus, a rare neurological disorder affecting vision, hearing, and balance (source: ABC News). Although this health update is primarily relevant to the music industry, traders should note that celebrity health news can influence the demand and volatility of related music fan tokens and celebrity-linked NFTs in the crypto market. Increased attention to Billy Joel may drive engagement and price fluctuations in music-related crypto assets as fans show support through digital collectibles (source: CoinDesk).