...developers at Mozilla Foundation are trying both. They are also looking at how to give users more feedback on what thebrowser is doing when the user types in a URL to go to a website. These sceen shots show what the Firefox developers are...
http://www.computerweekly.com/galleries/237075-1/What-next-for-Firefox.htm
...Wednesday Nov 25, 2009 Identity in theBrowser, Firefox style Mozilla's...interesting thoughts on what Identity in theBrowser could look like for Firefox. As...believes to have found it in giving thebrowser more control of the user's identity...
http://blogs.sun.com/bblfish/entry/identity_in_the_browser_firefox