"A room is like a mini FriendFeed for a particular subject or group of people." http://tinyurl.com/4qfolu
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
"A room is like a mini FriendFeed for a particular subject or group of people." http://tinyurl.com/4qfolu