It doesn't currently work on LessWrong posts or comments because the text editors on LessWrong don't use traditional textarea elements; they use div elements with contenteditable=true (and lots of JavaScript) instead.
textarea
div
contenteditable=true
I can see about making it work/compatible...
Got inspired by this and made my own version that updates as you type.
It doesn't currently work on LessWrong posts or comments because the text editors on LessWrong don't use traditional
textareaelements; they usedivelements withcontenteditable=true(and lots of JavaScript) instead.I can see about making it work/compatible...