He makes some very interesting points about how history is taught in such a way as to make us THINK "we're so much smarter and better off than at any previous time".
But that isn't necessarily "factually true".
I set the link to skip the first two minutes in order to get to the relevant points as quickly as possible.
Too bad you refuse to consider any ideas from people you might disagree with (or who died more than 40 years ago).
That seems like a strangely arbitrary "barrier to entry".