Apple's Tim Cook Says "Threat Profile" Of iPhone Justifies App Store Rules Apple's Tim Cook Says "Threat Profile" Of iPhone Justifies App Store Rules Tim Cook is expected to spend more than two hours making what are likely to be his most extensive public remarks on the App Store, which anchors Apple's $53.8 billion services business. Tim Cook said he had higher concerns about the phone than Mac computers. (FILE) Apple Inc Chief Executive Tim Cook on Friday told a court the 'threat profile' of the iPhone required tight control of the App Store, which "Fortnite" game maker Epic Games says is a monopoly that Apple abuses.