The article contains a false choice between random chance and copying. There are many other ways it could have happened, such as multiple simultaneous invention

The article contains a false choice between random chance and copying. There are many other ways it could have happened, such as multiple simultaneous invention, aesthetic choices that are in fact constricted by physical analogs, conventions, and prior customer experience. If you believe that the iPhone has hit a local maximum for design, why not believe that other manufacturers are hillclimbing toward them with the same algorithm?