Designed badly, in this case. Arguments to authority aren't appealing. Arguments from logic are. The fact is that X and VSCode's remote protocols are designed

Designed badly, in this case. Arguments to authority aren't appealing. Arguments from logic are. The fact is that X and VSCode's remote protocols are designed very differently, and in high-latency and high-jitter connections (and many low-bandwidth ones), VSCode's protocol is simply better.