Many raw animal foods are easy to eat, liver, heart, tender meat, brain etc.
I can chew them once and they go down easliy. The ony thing I need to chew thoroughly is certain fats. But they are easy to chew too, but have little moisture unlike flesh, so more chewing is necessary.
He also fails to mention tools (which humans evolved with etc.)
Even birds make houses and chimps make tools, its in our "big brain small gut nature" to make tools and weapons to survive.