Power 150, an impressive OPML and RSS Mashup
, an impressive example for the power of mashups. This web application is a search engine that is based on the 150 most influential marketing weblogs and contains everything you need for blog-based marketing research with a small number of hand-picked sources.
In her weblog she describes how to orchestrate OPML, RSS and Grazr to accomplish this mashup.
I am Product Manager for Collaboration and Digital Asset Management at