Anyone here twitter?

Anyone here twitter?

The site is here just wondering if anyone uses this there is a plugin for Firefox
Not promoting anything just wondering. My brother and I have been using it to keep in touch. He lives in an Airstream RV. and travels a lot.
http://twitter.com/home

Life already moves so fast. At work, I've got email, voicemail and a blackberry. Already feel over communicated. Then again, maybe I'm just getting to old.