I hope they will open Swift, like Microsoft is doing with C#.
http://en.m.wikipedia.org/wiki/F_Sharp_(programming_language...
http://en.m.wikipedia.org/wiki/C_Sharp_(programming_language...
To be honest, don't hold your breath. If you research the history of Objective-C you'll realize that it was in fact the first GPL violator. It's only _because_ of the GPL that Apple was forced to open source it, not the other way around.