Are you joking? The top Facebook apps make more in a month than the top iPhone apps make in a lifetime. Even mid level apps, the sort that would never make the top 25 on iTunes, make more in a year than a top 10 paid app on iTunes does.
Try Googling for Zynga Revenues. The Facebook platform is orders of magnitude more profitable than iPhone.
Whenever I get downvotes, I stop to consider whether or not my comment has added to the conversation. If I think it has, and I can't figure out why I got downvoted, I just move on.
Of course now I re-read all my comments right after I post them, so I tend to delete quite a few before voting happens either way.
Try Googling for Zynga Revenues. The Facebook platform is orders of magnitude more profitable than iPhone.
Don't mistake buzz for profitability.