Movies have Tomato-meters, podcasts have star ratings, and social websites is rife with ratios. “If we’re gonna be a world that’s just in apps, we want To make certain this stuff are Doing the job how we expect they do the job.”知乎，让每一次点击都充满意义 —�?欢迎来到知乎，发现问题背后的世界。Occasionally