Five Essential Twitter Features You Might Not Be Using

The hardcore early adopters of Twitter will remember a time when even the use of the @ symbol preceding a person's name was "homespun" - it wasn't built into the Twitter architecture in the way that it is now; rather, it was created by Twitter's users themselves, who spread the idea through the social network (and beyond). Now the use of an @ symbol preceding a person's name is seen everywhere from Twitter to Facebook to internet forums in general.

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