I said I believed. I didn't say I knew. I do believe hunter-gathers viewed the world very differently to us. Isn't there evidence that Native Americans and Australian Aborigines had/have very different world views too?
So?
For anybody who live in cyberspace, we have more wealth than we can ever imagine. Trying to consume all the world's greatest book will never be done in any normal human lifetime.
What is the use of generosity and hording if we effectively have unlimited wealth?