Why do you use Twitter?

Here's a twist. I'm using Friendfeed to find out why people use Twitter. I use these two social media tools and like many of you I'm figuring out how to get as much value from using them as possible.

Well, why not use social media tools to find out what value we are getting out of them? Below is a new feature I'm using from Friendfeed that allows you to embed a Friendfeed post in your blog.