Making VSCode play better with Markdown over SSH

For reasons I hope to get around to writing about soon, I’m once again toying with VSCode to edit my notes and blog over SSH over a proxy host. 🕺 In fact, I’m writing this very blog post that way. Isn’t that amazing?? See this post for some earlier thoughts on this sort of thing. Anyway, I noticed that VSCode felt quite sluggish compared to Zed with the same SSH target. I noticed it especially with backspaces. I’d hit backspace several times and then type a letter, and some of the backspaces were so slow to process that they’d end up deleting the letter I typed after them. As you might imagine, that was annoying. Zed, meanwhile, was perfectly snappy. I tried various things to improve this, including tweaking ~/.ssh/config, but the fix ended up being a simple tweak to the very popular Markdown All in One extension, which I’ve had installed since the dawn of time. This GitHub issue was a direct hit. I disabled these two keyboard shortcuts: markdown.extension.onBackspace…