Tesla Cybertruck (Sledge Hammer Edition)

Karl_ wrote:Either your glass is unbreakable enough to take a good whack with a hammer or it's not.

If it's not, don't try to market it as INDESTRUCTIBLE glass, just fess up that it's essentially normal hardened glass.

I'm sure this isn't the first time someone's tried to come up with invincible glass and then someone's effortlessly cracked it - wasn't there a moment like that on some kind of gadget / tech show years ago?