Hot Knowledge: In the blockchain, except for #比特币 , all belong to the Bitcoin ecosystem, and Ethereum is the best Bitcoin ecosystem project leader. So the Bitcoin ecosystem actually refers to the entire blockchain or the currency industry. Exchanges are the most efficient and secure Bitcoin second layer, among which#Binanceis the centralized leader of Bitcoin second layer. The new king of Bitcoin second layer chain is probably #DEXX ; #uniswap is already behind