http://userscripts.org/scripts/show/23229 Recent comments on userscript: Twitter Unread Marker en-us 60 <p>Good idea. This script could definitely use an update, and this is something I'd like to include. (It might not be terribly soon, sorry.)</p> Sat, 24 Jan 2009 17:19:59 +0000 userscripts.org:20714:91716 Lenny Domnitser http://userscripts.org/posts/91716 <p>It'd be great if it could visually mark where the last tweet I read was, or highlight the tweets I haven't read, something along those lines.</p> Fri, 23 Jan 2009 15:09:04 +0000 userscripts.org:20714:91511 Jamie Martin http://userscripts.org/posts/91511