For instance, the augmented reality device could could be a particularly handy sales tool device as Volvo starts rolling out its new plug-in electric hybrid vehicles.

例如，沃尔沃开始销售其新款插电式混合动力车时，可以将增强现实设备作为一个特别便利的销售工具。

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So what was just an idea two decades ago is now rolling off assembly lines in cutting-edge fuel efficient cars that you can plug in at night.

WHITEHOUSE: President Obama Speaks on American Energy

So, with all popular vids encoded and every incoming one getting the transcoding treatment, all you really need now is a compatible browser -- Chrome (naturally), Firefox 4, Opera, or IE9 with a plug-in -- and to enroll in YouTube's HTML5 trial linked below to get rolling with WebM playback.

ENGADGET: YouTube starts transcoding all new uploads to WebM, already has a third of its library ready