If you ever picked up an introductory book about electronics, you were probably exposed to a teaching aid known as the hydraulic analogy. It is a reimagining of electronic circuits as a series of tubes; in this model, electricity is akin to water, batteries are pumps, and switches behave like valves.Pssst, kid… want to learn circuit design?I learned the basics the same way, but I’ve come to detest this approach. I think it held me back for years. To be clear, analogies and simplifications are us...