A medium mattress is a nice middle ground between a soft mattress and firm mattress. It’s a great place to start testing beds in a mattress store if you’re experimenting with which firmness level is best for you.
再加上统一的视觉规范。微软推出的 Metro Design Language 几乎把字体、间距、动画曲线全部标准化，连默认字体 Segoe UI 都统一指定。即便来自不同开发者的应用，在观感和交互上依然高度一致。整个系统更像一个完整作品，而不是一堆 App 的拼装。
，这一点在91视频中也有详细论述
比如，在对壹伴进行商业化时，肖弘面前摆着两条路：1、成为一个广告撮合平台，撮合广告主和有流量的用户，从中抽取佣金；2、像SaaS行业那样，让用户直接付费订阅，卖一个赚一个的钱。，这一点在51吃瓜中也有详细论述
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Today, Google killed its 30 percent app store fee, partially uncoupled Google Play from Google Play Billing after they were declared an illegal monopoly in the US, and much more.