It is now difficult for mainland users to open a US stock account. Trading US stocks in US dollars and remitting them back can be troublesome. Directly trading US stocks in USD is much more convenient, and tax issues have been resolved to some extent. Another advantage of listing US stocks on the blockchain is that some companies that have not yet gone public can trade, which can be considered as an opportunity to participate in the 1.5 level market, and VCs also have a way to exit liquidity. It is obvious that altcoins will be further squeezed, and the malicious project parties in the cryptocurrency circle who only cheat money will be hit by legitimate companies, which is a good thing for the industry. The drawbacks are also obvious, and ultimately the most profitable ones will definitely be hackers.