I agree about the overall problem, but there are some empirical techniques we can use. Being able to extract and sequence DNA from preserved remains has been re

I agree about the overall problem, but there are some empirical techniques we can use. Being able to extract and sequence DNA from preserved remains has been revolutionary. It's also amazing what we can do with pollen now. These don't solve the problem of reconstructing pre-historic culture, but they have helped us understand pieces of the picture better. They've been able to discredit some ideas that were widely held in the past.