The Quest Begins (The “Why”) I still remember my first technical interview like it was yesterday. I sat down, the interviewer tossed over a whiteboard marker, and the problem appeared: “Given an array of integers, return indices of the two numbers that add up to a specific target.” My brain went into overdrive, but my mouth stayed shut. I started typing furiously, hoping the code would speak for itself. Ten minutes later I looked up to see the interviewer’s eyebrows raised, a polite smile, a...