Twitter's geotagging powers could transform the lifecasting service into something extremely powerful. And the company's just taken the first steps to making this happen through its own Web page: It's turned on Tweet mapping.
Yesterday I wrote about how Twitter and other social networking tools could really change the world. One tool that should help spur that along is geotagged Tweets that place people's comments in geographic context. Now more details on geoTweeting has emerged.