I have read this story quite a few times, but I just realized that the default Grapher app on macOS is not the same as the Graphing Calculator. I was inspired b

I have read this story quite a few times, but I just realized that the default Grapher app on macOS is not the same as the Graphing Calculator. I was inspired by the demos and the story to buy the latter (on the mac App Store) even though I don't have any immediate use for it!