(from www.sixapart.com)
Many websites have links labeled “XML” or “RSS” or “Atom”. All of these are ways of saying that you can find out about updates to that site without having to visit the site in your web browser.
This feature is referred to as “syndication” or “aggregation”. Sometimes it’s just called subscribing. And these days, instead of one of these words, lots of sites will the little orange button.
All these links and buttons mean the same thing: The site you’re viewing has a feed available.
