Integza is that perfect mix of entertaining and actually-impressive-science. Every video he puts out is doing stuff no one (or very few people) have tried, and his passion for it all shines through regularly.
It’s engineering, not science by the way.
It's not really engineering either because he's not calculating tolerances, generating specs and safety factors. It's still fantastic.
He tried that, then gave up and switched to a traditional casting process.