Alexander Doria on why he doesn't think open weights threaten American AI lab progress: "The first aspect is about the speed of research and especially what has been happening in China. I think it's kind of frozen. We have seen that they're getting a lot of innovations happening right now in model training, especially with what we have seen with Kimi." "The other aspect is the fact that the model is also the product. What we are seeing right now, at least with the US labs, they maintain…