You might not have known it, but for a while now, Yahoo! has had its own social network up and running. It’s true. It’s called Yahoo! 360, and it’s, well, not all that good. Thus it’s not very popular. Thus the general non-social impression the public has had about the company.

Yahoo! wants to change that. So it’s launched Mash, a site that promises, not unlike all other creations of its kind (the social networking kind, that is), to bring a lot of different information together into one place and display that information in a somewhat coherent fashion.

Mash is currently being kept in limited, beta-testing mode, available only to those who’ve received invites (unfortunately, I have not received one such
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