So what? Why there's no Flash on the iPhone is not important, only the fact that there isn't.
Nobody is being forced to buy an iPhone. If people wanted Flash, they'd buy another phone.
Why there's no Flash on the iPhone is why we're discussing this, so it's relevant to your question of why are people keeping the discussion alive. Especially since some people bought their iPhone OS device BEFORE Apple became complete jerks about Flash.
If you don't like this discussion, feel free to follow your own advice, don't click on the thread title. At least this discussion didn't change mid-way in the thread, the tittle is still very clear what this is about.