+1This kind of thing happens all the time. You are only aware of this one because Apple is involved.
Unfortunately, you are all too correct. There are a ton of snake oil salesmen out there. We are used to scammers trying to dupe us (Nigerian princes and such). Businesses have their own "Nigerian Prince Inc.'s" as well.
My hope is someone develops this tech to it's full potential so it pushes Corning to to the next level with GG, then the new GG pushes sapphire to it's next iteration and so on. One bad egg shouldn't dissuade further development.