Em questões de privacidade não falem mal da Microsoft, os outros também o fazem, só não vê quem não quer.
No contrato do Iphone pode-se ler:
"4. Consent to Use of Non-Personal Data You agree that Apple and its subsidiaries may collect and use technical and related information, including but not limited to technical information about your iPhone, computer, system and application software, and peripherals, that is gathered periodically to facilitate the provision of software updates, product support and other services to you (if any) related to the iPhone Software, and to verify compliance with the terms of this License. Apple may use this information, as long as it is in a form that does not personally identify you, to improve our products or to provide services or technologies to you."O contrato pode ser visto em:
http://www.apple.com/legal/iphone/us/terms/service_all.html