加密货币恐惧与贪婪指数升至24，仍属极度恐惧

The statement makes two claims: that the Crypto Fear and Greed Index value is 24, and that this level is categorized as the 'Extreme Fear Zone'. Multiple highly authoritative and relevant sources directly contradict the specific value of 24, instead reporting a current value of 20. However, these same sources unanimously confirm that this level (20) is categorized as 'Extreme Fear'. The 'Extreme Fear' category typically covers values from 0 to 25, meaning a value of 24 would also fall into this zone. Therefore, while the specific number in the statement is slightly inaccurate according to the provided evidence, the core assertion about the market sentiment being in 'Extreme Fear' is strongly supported. The minor numerical discrepancy is likely due to the dynamic, real-time nature of the index. Given that the sentiment and categorization are correct, the statement is assessed as likely true.