But it is a thing and you need to be aware of it. A result from China which seems to support an out of China theory rather than an out of Africa theory, I am immediately suspicious of.
And you know, just because you and I don't bristle at the thought of descending from ancient Kenyans, lots of other people all over the world do. It's not just "regular" racists, also a lot of e.g. indigenous protected groups.