Of the 169 encrypted asset data listed on Messari OnChainFX, 114 assets fell more than 90% from the historical high (ATH). In 2017, the proceeds of the altcoin far exceeded the mainstream currencies like Bitcoin. But in 2019 this trend seems to have reversed. Longhash analysis said that there may be several reasons for this: 1. Fidelity, TD Ameritrade, Square and other giants involved in cryptocurrencies are based on bitcoin or demand for bitcoin; 2. Facebook's cryptocurrency Libra seems to make more More money flows to the world of cryptocurrency; 3. The altcoin team is inefficient and cannot attract a large number of users.