Made one of those silly Bad Apple [1] renditions using NSSwitches with AppKit [2]. I recorded the video with a buggy version, but was still pretty happy with it! [3]

[1] - https://en.wikipedia.org/wiki/Bad_Apple%21%21

[2] - https://github.com/AndroidKitKat/Bad-AppKit

[3] - https://youtu.be/yJ6YRInG4tI