Rated 5 out of 5 stars
Thats an excellent add-on. Recently a topic was posted at AskVG about the things which we hate about new Firefox 4.0 and removal of good old Statusbar was one of them:
I'm glad that you created this awesome add-on.
Featured - http://www.askvg.com/how-to-get-good-old-statusbar-with-text-and-progress-meter-back-in-mozilla-firefox-4-0/