Right. Paid developers now write the majority of code in Linux. I'd say they are as professional as anyone. But the companies paying them generally have differe

Right. Paid developers now write the majority of code in Linux. I'd say they are as professional as anyone. But the companies paying them generally have different goals than making the iPad equivalent. So perhaps this can be better explained by differing goals than some high standards? I guess the way to find out is to see how Android does.