For some (unknown) reason, Windows 10 has started randomly (~70% of the time) using something like the old Windows 95/98-style sliding-menu animations when I right click. Odd. It's never done that before, so why would it now?
I'm happy to help.
https://www.raspberrypi.org/forums/viewtopic.php?f=78&t=51794 - List of games that work on the Pi.