this you train a system to predict video to pointing video frames you're the fourth frame or the the first four frames of the videos are observed the last two are predicted you get blurry predictions they're basically the average of all the stuff that could happen and then machines can't decide which one it has to make one prediction yes yes No okay so address all that works ten try to solve the same problem in a different way from the one I'm going to explain but I'll come back to that analogy later okay so the point is if you have an