为什么失败如果只看系统本身，Windows Phone 8.1 几乎挑不出致命问题。界面干净、动画流畅、逻辑统一，动态磁贴直到今天依然不过时；系统对硬件要求极低，512MB 内存也能运行流畅；大量功能强调本地化和离线可用，这在当年移动网络尚不稳定的环境下简直是降维打击。甚至语音助手 Cortana，在某些方面比同期许多产品更实用。你很难说它落后。恰恰相反，在不少细节上，它甚至显得有些超前。
人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
，这一点在PDF资料中也有详细论述
对于她们而言，这个选择远不止“再拿一个文凭”那么简单。
Eval is bad, right? It can lead to XSS attacks, and when your browser process is (partially) written with JavaScript - that can be a sandbox escape. We tried to eliminate eval in the parent (UI) process, shipped it to Nightly, and immediately broke Nightly. The entire test suite was green and Mozillians had dogfooded the feature for weeks... and it still blew up on real users with real customizations. We had to revert fast and spin a new build. It was a pretty big incident, and not a good day. So we re-did our entire approach here and put in several rounds of extensive telemetry.
Кадр: Telegram-канал «Военный Осведомитель»