> The boring parts where you learn.

Exactly this. Finding that annoying bug that took 15 browser tabs and digging deep into some library you're using, digging into where your code is not performant, looking for alternative algorithms or data structures to do something, this is where learning and experience happen. This is why you don't hire a new grad for a senior role, they have not had time to bang their heads on enough problems.

You get no sense of how or why when using AI to crank something out for you. Your boss doesn't care about either, he cares about shipping and profits, which is the true goal of AI. You are an increasingly unimportant cog in that process.