LOL!
Now that I stopped laughing - still wondering in a molecular level what happens to the glass that makes it shatter when dinges in one small place on the edge? This is the composition
Typical composition of aluminosilicate glass is 55.0% SiO2, 7.0% B2O3, 10.4% Al2O3, 21.0% CaO, and 1.0%...
I wonder if anybody can explain what makes glass break based on all the discussions with the Apple iPhone 4. I had the 3 for years and dropped it many times and it never broke. My daughter had hers a month and it slipped out of her hand on to our marble counter top and the glass shattered...