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> (HINT: It's often both.)

Or worse, it’s neither! By which I mean both. Neither part of the design is technically wrong but the fault is in the way the two interact. Those are some of the fun ones… I had one where I had to make sure the chip select line was off before turning power off to a chip, because CS would keep it half powered.




At a sufficiently high resolution, all digital electronics is actually analog. :/




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