从基本节点派生出两个新类型的节点：一个用于视频，一个用于播客。
Two new types of nodes are derived from the base node: one for video and another for a podcast.
与其向微软提出退款，他决心还是用这些购物点数买一些新的视频游戏和一个替换手柄。
Instead of pleading with Microsoft for a refund, he just decided to purchase some new video games and a replacement controller with the points.
另一个新的开发是点对点视频，它可以使您轻易扩展即时消息，从而将与另外一个用户的视频或语音对话包括进来。
Another new development is the addition of point-to-point video, which lets you easily expand an instant message to include a video or voice conversation with another user.
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