Twitter Wants to Know Where You're @ With Improved Geo-Location and Privacy Features

Twitter's revealed that it will be tweaking its code to improve its geo-Tweeting system, making it much wordier and less numerical. They say it's for privacy-conscious users, but is it also the first step toward hyperlocal Tweet streams?

When Twitter's geo-located Tweets were revealed a while back, I noted it could turn into a killer feature for the life-casting social network. But since then, not much fuss has been made of the system and if you browse through your Twitter follower list...