Firefox used to have an RSS icon in the address bar when a page referenced an RSS feed. This was an easy way to notify the user that a particular page supported

Firefox used to have an RSS icon in the address bar when a page referenced an RSS feed. This was an easy way to notify the user that a particular page supported RSS. The icon was removed in Firefox 4, causing much annoyance among people who use RSS (c.f. http://www.webmonkey.com/2011/01/firefox-4-ditches-the-rss-button-heres-how-to-get-it-back/ http://www.webmonkey.com/2011/01/firefox-4-ditches-the-rss-b... )