For anyone wanting to kick the tires on this be aware that<p>> • To trigger an update, modify the editor to the left.<p>is just false. If you want to see it in action, select everything below, but excluding, the "---" and <i>paste</i> in one of the two examples from <a href="https://github.com/tidyparse/tidyparse#usage">https://github.com/tidyparse/tidyparse#usage</a> (the good or bad one to see each outcome)<p>Merely editing the textarea using your regular old hands and keyboard does nothing and makes the demo appear like it's broken or that the viewer is not groking the novelty of what's being shown