What is the state of non-Objective-C programming for iPhone?

Question

After spending three weeks learning Objective-C and Cocoa programming for my work, I\'ve been tasked with researching alternatives to it for iPhone development.

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Answer 1

Although using C# and Java on the Iphone will make someone with a background in those languages feel more confortable, I'd still stick to ObjectiveC.
In the beginning it'll seem easier to use C# or Java but will may be harder later on. For instance, what if Apple decides to modify the cocoatouch framework in the future? You'll have to depend on monotouch implementing all those changes and in fact will be lagging behind on the guys who are using ObjectiveC.
Even when Apple does keep things as they are, it'll still be possible you'll run in quirkinesses of the Mono stack and will have to jump through hoops to get things done.