On July 31, Forbes contributor Roslyn Layton issued a message saying that since Facebook announced its digital token project Libra, discussions around cryptocurrencies have shifted from blockchain technology to consumer privacy concerns and over-expansion of large technology. Worried. Congress's increased focus on blockchain is welcome, but it should not be at the expense of the entire industry. If Congress wants to be an expert in cryptocurrency, the first thing is not to confuse all cryptocurrencies. It’s time to take a nuanced and pragmatic look at the digital currency, rather than criticizing Facebook for a single problem.