Nope -- JIT was new in iOS 4.3: http://en.wikipedia.org/wiki/Safari_%28web_browser%29#New_in_iOS_4.3 http://en.wikipedia.org/wiki/Safari_%28web_browser%29#New_

Nope -- JIT was new in iOS 4.3: http://en.wikipedia.org/wiki/Safari_%28web_browser%29#New_in_iOS_4.3 http://en.wikipedia.org/wiki/Safari_%28web_browser%29#New_in... It's been around for a while, but we were doing some bleeding-edge stuff (and getting cut the whole way!).