Well, there are several types of experience that can be helpful for me right now, such as collecting one(bounding these coins)
Oh, in that case i haven't got such an experience...I just catch a few and that's all for now
Overall product quality, program smoothness, compatibility with older devices etc.
again, its all about the test guys who's gonna work on that project. But they will definetely make it as much cross-platform as it's possible