AI research breakthroughs — here's what actually matters

Maybe I'm missing something, but ai research breakthroughs feels overhyped right now. Attention mechanism is still the backbone of everything. Five years old now. Nothing better has replaced it. That's either a sign of how good it is or how stuck we are. But here's the thing: Read a paper this week on chain-of-thought prompting that made me realize we still don't actually understand why these models work. We have intuitions. We don't have explanations. The scaling laws paper from a few years ago keeps getting cited. It's funny how a simple empirical observation became the north star for an entire industry. Not complaining. Just observing. This is impressive on paper. In practice? I'm waiting to see if it actually holds up. Would love to hear arguments against this.