Vitalik Buterin has criticized FTX, labeling it a negative example that contradicts Ethereum's core principles. This comes amid a series of developments in the crypto space, including DappRadar's announcement to shut down after seven years due to financial challenges. In other news, Grayscale is reportedly considering launching its first DOGE ETF on November 24, according to a Bloomberg ETF analyst. Meanwhile, CoinMarketCap has introduced CMC20, the first DeFi-native tradable crypto index token, and CBOE plans to launch Bitcoin and Ethereum continuous futures on December 15.