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Oh, OK, good to know. The article made it sound like using Objective-C was a requirement for developing for the iPhone, and the only reason I could see for that to be the case is if they needed the source code. That said, why not just target the architecture directly? Why make a pit-stop at C?

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>Why make a pit-stop at C?

Optimizing C compilers and platform independence properly. There have been a lot of research involved in making C compilers very fast, so you get to copy that for free.

Objective-C is required the same way Java is required for the Android. You could skip to assembly, but then you miss out on all the Cocoa Touch APIs.

Also, Gambit Scheme is a generic system designed to target C so that it can compile to all kinds of architectures. It's a mature, robust system that comes with a lot of stuff.

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