September 2006
YouTube偷袭Facebook：先开放还是先封闭 | 聊网斋
YouTube从开放性注册转为部分频道封闭性注册，是一个很有趣的现象。与这种转化方向相对应的是，封闭式注册网站渐渐的走向开放。
August 2006
Faces.com - Share your digital life for free - photos, music, blog, faves and more!
by 3 othersvia WangTam/Uploaded audio files are placed in playlists called TuneFeeds that can be shared with others or played in your profile page. There’s a browser toolbar for adding URLs to your favorites list and otherwise working with your account from off si
vidilife
以视频为主要内容的SNS
June 2006
ZapZap - Home
by 6 others从根本功能上来看和国内的Blueidea XML News Aggregator类似，不过针对的信息源为Podcast以及视频媒体，并且使用了类似于Digg mode的过滤和排名机制，集中性讨论和点评，有助于针对媒体信息源的社会化过滤和筛选，相当有趣。
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