Abe Flips shows various techniques to control the ball during play such as the flick pass, ball stops, and back flips.
![It’s all about control [tutorial]](https://funwithbonus.com/wp-content/uploads/Avengers-flick-pass.jpg)
It’s all about control [tutorial]
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Smileball: The smile-controlled pinball machine
It looks like they are having a stroke, and also having fun. So, I guess in this case double-flipping is good?