This seems very interesting.
[Yahoo! Pipes] Pipes is a free online service that lets you remix popular feed types and create data mashups using a visual editor. You can use Pipes to run your own web projects, or publish and share your own web services without ever having to write a line of code.
This is an interesting application concept just launched by Yahoo.
Still trying to get a handle on the possibler implications and the types of applications you can build with this, but it seem like a very powerful concept for business intelligence/data mining type of things and to combat the "information overload". More information here on TechCrunch.