If a video is copyright protected, the 'Download This video' message that enables copying is replaced by a message that says' video Cannot Be Downloaded 'with a one-line explainer on digital rights.

如果一段视频是受版权保护的，允许用户复制的“下载该视频”的信息框就会被一个标明“视频无法下载”的信息框代替，并有一行对数字版权的说明。

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This is also a good example of providing a download and embedding a video!

这也是一个提供PDF下载和嵌入视频的好例子！

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WorldCat search: Quickly find a book or download a video with this great search plug-in.

WorldCat Search：强大的内嵌式快速寻书、下载影片。

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To download video of this Tiny Desk Concert and any or all of those before it subscribe to the "Live in Concert From All Songs Considered" podcast here.

NPR: The Swell Season: Tiny Desk Concert

So what would make this IPTV service different from the video download service they just introduced?

ENGADGET: Xbox 360 getting IPTV?