translation.en: But what's really cool is that since there's a physics simulation running under this, it's actually heavier. So the lighter stuff doesn't really move but if I throw it at the lighter guys, right?
translation.zh: 不过真正酷的一点，是这些图标都加上了物理仿真的因素， 因此越大的图标就越重。所以轻的东西撞不动它 但是如果我把重的扔到轻的上面，看！