I think this applies even when you're right or when in fact you did discover deep truths about the natural world.

It's one thing to be wrong with guesses, but this guy is factually wrong on parts of the technology. Apple did improve the touchscreen keyboard by adding a bit of prediction to it, all buttons aren't always the same size, which makes it easier to hit the "right" key all the time, which in turn improves the experience by removing the common frustrations.

He was also wrong about the volume controls as comments above show.