I've done both, they were fun projects :) The only thing that got in the way was the difficulty using the code away from OS X or iOS, and the fact that a lot o

I've done both, they were fun projects :) The only thing that got in the way was the difficulty using the code away from OS X or iOS, and the fact that a lot of libraries for things like database access (especially those intended for iOS) were never intended to be used in a long running process. I found slow (3 week) memory leaks that someone writing an iOS app would never have hit.