Hi! I'll give you a specific anecdote. One of our clients, Sensorly, is a crowd sourced mobile coverage map maker. On iOS their life is hell, because Apple does

Hi! I'll give you a specific anecdote. One of our clients, Sensorly, is a crowd sourced mobile coverage map maker. On iOS their life is hell, because Apple doesn't expose the raw network strength and other data they need. I realize that that's not the average app, of course. Their iOS dev time much higher, for much less result.