Finding the right approach angle a Raspberry Pi the project can be difficult. And yet, manufacturer and developer Parisiancyclist, as it is known in Reddit, has found a happy balance with this mesmerizing ball on a draft plate (opens in a new section). With the Raspberry Pi, it automatically tilts the plate if necessary to prevent the ball from falling over the edge.

According to Parisiancyclist, the project took about a week and a half to develop from scratch. He not only developed the physical device for tilting the plate, but also coded the project to use AI to estimate the location of the ball and determine how much to tilt the plate so that it does not fall.

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