Quote Originally Posted by Wishville
i would be carful insanity. according to chameleonglass.com, every hit leaves residual stress on the peice and can eventually lead to a break. But I'm not no expert so maybe you should ask the dude.
I think the point of the demo was that a lot of really poor quality glass breaks when drop it on the floor (every stoner will do this once), and his glass can stand up to the stoner challenge.