I don't think it's about intelligence. I really don't see how the poster can possibly not know all of this. So if that's true, why post a comment like that? I don't think it's anything to do with a lack of smarts, in fact quite the opposite. People who post stuff like that know very well what they are doing.

I didn't downvote him - as far as I know you can't downvote replies to your own comments.

P.S. The other smart phone manufacturers are just as guilty, but Apple makes the most profit from externalizing their costs. The other phone manufacturers basically lose money on the operation AFAIK.