Wow... you mean the marketshare has shifted that dramatically? Can you provide some numbers for this? Pretty sure Android has a vastly larger marketshare...Almost the majority of the Android users have shifted to iOS is mainly for security and useful updates. Let’s see how it goes further in the coming months.

Mobile Operating System Market Share Worldwide | Statcounter Global Stats
This graph shows the market share of mobile operating systems worldwide based on over 5 billion monthly page views.

Pretty sure that's still accurate. 72% Droid, 27% iOS.....