Right, because they also use Gorilla Glass. Corning has some explaining to do. They only blend things they know will blend to show off their blender. Their YouTube channel ain't Mythbusters. Not if the arrow is made of sandpaper.
The pro model will be called iPhone Quadra 8347, to distinguish it from the plebeian iPhone Centris 6350, and the cheap plastic iPhone Classic II LC 4400. Apple needs to make the buying decision dead simple.