This post originally appeared in the First Trade newsletter. You can sign up for Business Insider's daily markets newsletter here. No matter where you come out on the AI bubble debate, your next move will boil down to one thing: how long you're willing to wait. If you're an AI bull that believes in the productivity gains that will be unlocked, you might be OK with waiting a long time for that to materialize. Or maybe it's the opposite. You want tangible results now, and that's impacting your investm ...