Brightkite

http://webtoolfeed.com/blog/2010/01/top-9-twitter-alternatives/
Twitter is a huge micro blogging tool, and a great service that offers cool features. Lately twitter has been used to promote ads, businesses, and spam. I believe users ¬†want to meet new people and socialize. What they don’t want is to see promotional ads or links in their timeline. Don’t take this the wrong [...]