RSS is a technology that is being used by millions of web users around the world to keep track of their favorite websites.
RSS (Rich Site Summary) is a format for delivering regularly changing web content. Many news-related sites, weblogs and other online publishers syndicate their content as an RSS Feed to whoever wants it.
Internet: Useful Tips:RSS In Plain English
Here's the difference between new and the old way. This is you and here are your favourite websites. You log onto your computer, and you're looking for something new, so you go out to your favourite blogs. Is there anything new there? Nope. You go out to your favourite news sites; is there anything new? Nope. Everytime you look for something new and it's not there, you've wasted valuable time. This is the old way.