You don't think it's possible that teenagers place increased weight on what might normally be considered an insignificant difference? And that this has a non-ze

You don't think it's possible that teenagers place increased weight on what might normally be considered an insignificant difference? And that this has a non-zero market impact? There's a reason people buy Supreme. In another comment you refer to "exclusivity" with fashion. Why, then, is it such a ridiculous proposition that the exclusivity of having a blue text message bubble could have an impact as a status symbol, in it of itself?