There's a lot of excitement around AI glasses, and while Meta had the early advantage in this category, Chinese brands are going on the offensive. Rokid in particular is doing interesting things with its latest products — the Rokid AI Glasses Style are a straightforward rival to the Meta Ray-Ban, and the best part is that they don't cost as much.The AI Glasses Style debuted for $299, and they're now down to $279. I know that it's just a $20 discount, but the glasses under the Meta Ray-Ban Gen 2 by $100, and that's no small feat considering you get…