He's a predictive analyst who has interesting takes. Like many analysts and policy wonks he's quite bull-ish on his takes. He takes the best case data for his positive outlook in North America and NAFTA and takes the worse possible models for china.
Is he wrong, perhaps? He does back it up with data and accepted models. Like all forecast models it is subject to change. Look at the world bank models on Latin America: Panama and Mexico are supposed to be models in the 2020s. Well one of Panama fastest growing sectors is mineral extaction and now that is all thrown into question due to massive protest on mining.
Let's see what forecasts pan out for China
You can fault his conclusions but the guy has an encyclopedic memory for stats.Zeihan is an entertainer, not a truly knowledgeable person. This is true of most youtube personalities.
He knows how to put together interesting narratives and sound like he knows what he's talking about. But if you dig slightly beneath the surface, it is easy to see there's not much there.