IPv6 will get a big boost from iOS 9, Facebook says

Apple's iOS 9 is expected to cause a boom in the use of IPv6, which could speed up service provider networks but create a lot of work for mobile developers. 
The new Apple mobile OS, coming out on Wednesday, will treat the new Internet Protocol as an equal to IPv4 instead of favoring the older system. That will cause iOS devices to use IPv6 much more, as long as apps, websites and carrier networks support it, according Facebook engineer Paul Saab. He led a panel discussion on IPv6 at Faceb