iAd Admob mediation with singleton
问题 I am trying to use iAd with Admob fallback. Thanks this post, I have come up with following code. I have couple of view controllers that I am planning to show some adds. Code currently works. I see debug messages, if iAd fails Admbod shows. However I am not sure, if it is correct approach.Because I don't know why original author reinitialize delegate,appID and do another request. I will appreciate if you can help me on this. In AppDelegate.swift var iAdBanner = ADBannerView() var adMobBanner