[ajanuary]

Games make easy examples because you can do a simple render loop and input. Most people understand the concept of sprites and basic animation.

Apple's UI frameworks are all MVC based, which means multiple classes and apple specific UI terminology.

[eddieroger]

Additionally, they're a quick route between code and something visual. If the demo yesterday had been "look how easy I can make a tableview", no one would have cared much, but the circus scene had motion, lights, and barely any code. People love spectacle.

That reads a lot more sarcastic than it should have, but it's unfortunately true. Swift was announced in front of a room of people who needed to be convinced to start migrating from something they all know (ObjC) in favor of something new, so you have to win them over quick.