Twindies is a microblogging service. You can post short (140 chars or less) text notices about yourself--where you are, what you're doing, etc.--and have it broadcast to your friends and fans using the Web or mobile text messages
Following: You can also subscribe to the notices of your friends, or other people you're interested in, and follow them on the Web or on your cellphone.
Register Now. It's free and easy.