对于本文，我们将使用表单POST，因为它很简单，并且没有使用服务器资源(磁盘、CPU或带宽)。
For this article, we'll use the form POST, because it's simple and does not use server resources (disk, CPU, or bandwidth).
我们步入一个内容的生产和分发都变得几乎无限廉价的时代，最稀缺的资源不再是存储或带宽，而是注意力。
As we move into an era where content creation and distribution become almost infinitely cheap, the scarcest resources will no longer be storage or bandwidth, it will be attention.
通过分析信号的局部特性，应用程序就可以增强影像或者找出并删除多余的信息来节省内存或带宽。
By analyzing local properties of the signal, the application could, for instance, sharpen frames of video, or look for redundant information that can be removed to save memory or bandwidth.
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