... even though I doubt that the engine will be used for another platform than the iphone, I want to keep the possibility open and basicly have some wrappers around the iphone specific stuff.
Is android too different?
As the .3ds file format doesn´t really seem to support bones animations, I am currently writing some collada importer. Very minimalistic for now, but it is most probably going to be the file format for everything.
Is bones animation really important, it requires quite a lot of performance(doesn't it?), and a few years ago vertex animation was sufficiant for pc, too.