Odaily Planet Daily News: According to BitMart's market report on May 15, the total market capitalization of cryptocurrencies is 3.30 trillion USD, down 2.4% from the previous day; $BTC maintains a high-level oscillation trend, surging intraday before retreating; $ETH's trend is synchronized with $BTC, with prices fluctuating between 2,900 and 3,000 USD; in terms of market sentiment, the Fear and Greed Index is 71, continuing in the "Greed" zone; the overall long-short ratio is 0.93, with bearish sentiment dominating. The altcoin market shows mixed performance, overall entering a technical correction phase influenced by $BTC's trend; the current market is in a high-level consolidation phase, with clear signs of capital rotation. Investors are advised to closely monitor $BTC's trend direction and changes in the Fear and Greed Index, and to be cautious of short-term correction risks.