???????????6??28????????????y?屨?????????罻???????Digg??????????????Kevin Rose???????????Twitter????б????????????????????軔?????????????Google Me?????罻?????????????罻???Facebook?????????

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???????????????????????????????????ζ???軔??????罻???????????????2??????????2??????????????????Google Buzz?????罻???????????????Buzz?????????????????????????????????Gmail?????????????????????????????????????????????????Buzz???????????????????????????????????????????б??

???????Buzz??????г?Ч????Σ????д???????????????????????ReadWriteWeb????????????Buzz?????????????????????У??90%????????Twitter????RSS???????????????????????????????

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?????????????????????δ???Google Me????????飬????????????????Google Me???п???????????Google Profiles??????????檔Google Profiles?????????????????????????????????罻???????????а???Buzz????貨???Google Buzz???????????軹???????罻???Orkut??

??????????????????The Next Web????????????????Brad McCarty?????????Orkut???????й??????Buzz????????Gmail????????????罻?????????п???????????????????????????????????????????????罻????????????????Facebook????????????????

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??????????AllFacebook?????????????????????????????????????????????????????????Christopher Dawson???????Facebook????????????????????????????????????Facebook???????????????????????????Facebook??????????????????????????????????????????????