What Do They Know, and When Do They Know it?

Someone yesterday, in comments, expressed confusion that we “refused to accept” that China could do things perfectly with 40 year old technology. Leaving aside the fact that this wasn’t the claim that started the whole thing: that claim was that China had got the capacity to deliver a missile (or infinite missiles) anywhere in the world at will, while the US was stumbling about in pronoun land, there’s tons of reasons to doubt anything China says it’s doing or has accomplished. Some of them...