According to @santimentfeed, Kanye West launched the $YZY memecoin on Solana, which surged to a $3 billion market cap before crashing over 60% amid insider dump rumors, with hype and trading described as massive. Source: Santiment (@santimentfeed), Twitter, Aug 21, 2025. For traders, the speed and magnitude of the boom-bust highlights extreme volatility and headline risk across YZY and Solana memecoins, warranting tight position sizing, strict slippage controls, and patience for liquidity to stabilize before chasing momentum. Source: Santiment (@santimentfeed), Twitter, Aug 21, 2025. Near term, consider mean-reversion setups after outsized drawdowns and monitor on-chain flows and DEX volumes around YZY for stabilization cues before establishing directional bets. Source: Santiment (@santimentfeed), Twitter, Aug 21, 2025.