I don't agree with the triple the margin on the low end PM too, but I disagree with your assertion that Apple wouldn't
waste big R&D money because of stupid decisions.
The Cube is a product that digested a lot of R&D money and was sent to retail hell just by pricing it out of any reality.
It had it's design and engineering flaws too, but the reason for it's nose dive was the price.
Furthermore I think Apple is riding the crisis quite comfortably now, because they sell to...