Machine learning can be compared to a play you see in a theatre. Imagine you are the producer of this play and that the director has assured you that he has rehearsed the play at least 10 times. Now all you can do is hope that all the actors play their part well, while you are seated in the audience praying that nothing goes awry backstage!

Now imagine the backstage as consisting of rows and rows of TPUs (tensor processing units) and your actors are the weights on your neural network. We are just going to rely on the fact that all that happens backstage including the makeup, coordination, and prepping of the scenes run smoothly. But what really happens behind the curtains is pure magic.

Or is it?


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