I have just registered with Twitter - see you there!
[Update from 2008-08-28]
I tried several Twitter Tools and find that the Firefox addon Twitter Bar is quite useful.
Click the post title or here for the single post view (including additional information).
Comments: This post has no comments. Have your say!
It’s just a stone’s throw away, so put on your runners already!

Click the post title or here for the single post view (including additional information).
Comments: This post has no comments. Have your say!
Click the post title or here for the single post view (including additional information).
Comments: This post has no comments. Have your say!
My preciousss…

Click the post title or here for the single post view (including additional information).
Comments: This post has no comments. Have your say!
This addon for Firefox shows a little thumbnail screenshot before each search result description on the results page. You can define how many thumbnails should be shown.
Click the post title or here for the single post view (including additional information).
Comments: This post has no comments. Have your say!