The tennis racket jello shot is 2500 FPS and then played at 30 FPS and interpolated to 120 FPS. The 300k number is just pure screw up in the article. The actual

The tennis racket jello shot is 2500 FPS and then played at 30 FPS and interpolated to 120 FPS. The 300k number is just pure screw up in the article. The actual paper states it is 300k frames total generated not frames per second.