Its creator says it can predict whether a baseball pitch will land inside or outside of the strike zone. Tipper was developed by Nick Bild, a serial creator who seems to have an unquenchable thirst to create and innovate. He makes apps, trains neural networks, and literally has a gold badge in'problem solving' on HackerRank. He says he was inspired to build Tipper while sitting idle in traffic, pondering the world from an engineer's point of view. A modified Nerf tennis ball launcher is programmatically fired with a solenoid. A 100FPS camera is pointed in the direction of the launcher and captures two successive images of the ball early in flight.