https://techcrunch.com/2019/11/21/tesla-accidentally-busted-two-windows-on-the-cybertruck-while-demonstrating-how-tough-they-are/

Well, I don’t think that was supposed to happen.

In what was one of the more surreal product launches I’ve seen, Tesla debuted its $39,900 Cybertruck pickup tonight. After running through some specs and hitting the truck’s door with a sledge hammer, Elon asked an on-stage companion to demonstrate the strength of the Tesla “Armor Glass” by throwing a solid metal, baseball-sized ball at the driver side window.