A quick look at the author names on most recent big AI papers, says that's an understatement. US's comparative advantage is in data centers, not in expertise.
Of course, they're betting they won't need those experts soon.
Of course, they're betting they won't need those experts soon.
US closed labs don't release papers as I'm sure you know
Google is catching up, especially by the metric of "making money".
Meta from the start clearly had a strategy not of competing to dominate, but preventing their competitors from dominating by releasing open models and software. (You have them to thank you're not working in Tensorflow right now)