translation.en: First of all, how good is it? Well, it's pretty good. It isn't perfect, but it's much better than you would expect, given our completely chaotic model.
translation.zh: 首先，它有多好？嗯，它真的非常好。它不是完美的， 但是它远比你想象的好的多， 给我们完全混乱的模型。