A growing body of content is now available as a structured feed. While feed readers make use of this structure to organise various feeds in groups etc, Yahoo! Pipes allows the content of feeds to be manipulated programmatically. Yahoo! Pipes is not just a visual programming platform, the pipes created by the users are open source and can be incorporated or even cloned and modified. Pipes can be thought of as feeds of feeds (meta feeds) and can get to be extremely complex and powerful.
10 Essential Sites
Despite repeated attempts to compromise its integrity, Wikipedia remains the most popular online encyclopedia on the Web. Since anyone can create or edit a Wikipedia page, both companies and individuals have been caught airbrushing and embellishing their own entries.
A haven for armchair investors and money junkies, Yahoo! Finance has everything you need to keep up with business – news, stock-specific research, charts, even press releases. For all the criticism about Yahoo!’s failure to innovate, its finance site showcases the best of what the company has to offer.
In the $15 billion online classified market, Craigslist is a Web pioneer that will never go stale, and remains the essential site for want ads ranging from real estate and used furniture to jobs, romance and one-night stands. Its services are available in over 500 cities in 50 countries.