Last week, an intern joined our team.On the first day, while familiarizing himself with the environment, he sat beside me watching me write code. After observing for a while, he asked me a question that would haunt me for days:"Teacher, how fast can you write code without using AI?"I responded naturally, almost reflexively: "Of course I can write code. I've been writing code for twelve years."Then he asked a second question—a question that would stop me cold:"When was the last time you wrote code by hand without using AI?"I paused.I genuinel...