Earlier quoted context omitted.
People know the alphabet as a one-dimensional object. Unless your keyboard has 26 keys all in order, the multiple rows don't correspond to an existing mental model. At that point, you can either choose qwerty, which pleases anyone who already knows it, or you can make a sort-of alphabetical layout, which pleases nobody. I'd be curious about your statement the most people who use phones didn't learn to type. Is that f…
If you know the alphabet you can easily guess where the keys will be. (In a alphabetically ordered keyboard) Do you believe that most people who use phones know how to type?
I would describe today's society as one in which typing is necessary for any basic tasks, and is universal, and so I don't see why smartphone users would be different from the norm in terms of typing ability. Are you using "typing" to refer only to "touch typing"?