Chapter 7

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Hey, my phone plays movies !!
Hey, my phone takes pictures !!
Hey, my phone takes my blood pressure !!
Hey, my phone plays games !!

I hope that we're not losing sight of the idea that the central purpose of a phone is to convey audio from one place to another; and if it does that very well it is a good phone, and if it doesn't do that very well it isn't a very good phone.