What is SlideShare?
SlideShare is the world's largest community for sharing presentations on the web. 

(share powerpoint presentations online, slideshows, slide shows, download presentations, widgets, MySpace codes)

A description of how mashups and sampling are a useful way to talk about what web 2.0 means. I like it. I think  it's a really smart metaphor. the only danger is annoying people who don't know what mashups are. But, I love the metaphor.