During a question-and-answer session following Thursday's iPhone OS 4.0 preview, Apple co-founder Steve Jobs admitted that Apple tried to buy AdMob before Google snatched them, and also cited a pornography store for the Android operating system as a reason why unsigned apps are not allowed on the iPhone.
Steve Jobs admits Apple tried to buy AdMob, warns of porn on Android
Steve Jobs admits Apple tried to buy AdMob, warns of porn on Android