I'm an Air France Platinum member for life and now want to register myself for either Star Alliance or One World... to start collecting miles and higher status... Which alliance is better off? And which airline card is beneficial as your recommendation??? I fly a lot... with business and live in the Middle East currently... American ones look nicer and easier even with full miles of economy class. Im looking more for achieving continuously then I will acquire the status for life kinds... Kindly advise!