I doubt the hunter gatherers would have been subhuman.
They would have been happy and healthy compared to the farmers, but overwhelmed by the larger numbers.
I dislike the opinions of a lot of a lot of archeologist's because they have a grand poobah and thus suck up the latest opinion in order to live off of the Dime.
People are people and haven't changed all that much, except in Technology in the last 20,000 years, I wonder why that is.