If they "stepped up the game" then surely there is (or was) something more happening than simply "hype"?
Who knows what will happen next - maybe others have or soon will catch up and Apple will crash and burn. We'll see. Still, to dismiss a pretty remarkable run over the last decade as "just marketing" is really to miss a lot, not to mention implicitly reducing everyone else in the industry to idiots who for some bizarre reason couldn't hire a good ad agency.