Bret Devereaux on the Comanche
IIRC you wrote about this some years ago - essentially, the 18th and 19th century Comanche weren't really living in a state of pre-civilization hunter-gatherer equilibrium, but had just become massively more successful thanks to the recent arrival of European horses
https://acoup.blog/2020/12/11/collections-that-dothraki-horde-part-ii-subsistence-on-the-hoof/