Actually that is what we're going to do. I'm hoping to merging in code, soon, that will change it to use pointerId === -1 and then fall back to screenX === 0.
At the time this code was originally written four years ago or whenever it was, not all browsers used PointerEvent for click.
At the time this code was originally written four years ago or whenever it was, not all browsers used PointerEvent for click.