The first thing that comes to mind is that Selenium doesn't generate mouse move events when doing something like clicking two different buttons on a page, or wh

The first thing that comes to mind is that Selenium doesn't generate mouse move events when doing something like clicking two different buttons on a page, or when testing something like hover. So I would definitely concentrate on user-generated events, assuming that it's not easy to detect on the backend (via something like user-agent).