I would watch Steve's Stanford commencement speech if I were you. In it he talked about only being able to 'connecting the dots' in his life looking backwards not forwards. This idea that he planned his time at Apple is just revisionist delusion on your part.
That said there is nothing wrong with Apple thinking more short term.
And when I was working at Apple the very first thing Steve did upon coming back was giving away everything old on campus then said going forward was the only way to make Apple better.
To think a speech made to sell dreams to a group of idealistic and aspirational youths is relevant to what we're discussing right now is just plain inexperience on your part.
And that said, indeed there is nothing wrong with Apple thinking more short term. It's probably exactly why Tim Cook was chosen as CEO.
That said there is nothing wrong with Apple thinking more short term.