• Read Write Web, Tuesday, February 9, 2010 2:15 PM

For social networks and other online communities, the next stage of innovation may be services like recommendations, "self and group awareness," and other features made possible by software developers building on top of the huge mass of data that Web 2.0 made public. That's according to various researchers digging deep into the social innards and inner workings of Facebook and other networks, and just profiled by ReadWriteWeb.

Ex-Apple engineer Pete Warden, for one, runs a company named Mailana, which uses "social graph analysis" to help us better understand, navigate, and dissect complex online social environments.

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