So I recently discovered
http://svp-team.com/
Basically it uses frame interpolation to increase the frame rate of videos be creating intermediate frames. It sounds like it wouldn't work very well, or would have a lot of annoying ghosting or artifacting... but it's really incredible.
Hard to show it in examples, but watch this on 1080p60fps settings:
https://www.youtube.com/watch?v=1MuFWCgDhgE
Worth checking out IMO.