Comment on this news article
Twitter for Mac 2.1 adds multi-window “clone,” UI changes - tuaw.com
http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNHFS51Nw1jvFFMBtLvOW7J9RDQm_g&url=http://www.tuaw.com/2011/05/12/twitter-for-mac-2-1-adds-multi-window-clone-ui-changes/