For example, Scouta factors in user activity on the platform to provide recommendations for all Web-based media, including streaming video and radio from around the globe,
while The Filter is a social music recommendation service (backed by Peter Gabriel, no less) that functions as a playlist creation suite for portable media players like iPods.
Criticker is
a movie review community and recommendation engine, and Zync is a local event engine (based around the city of Boston) that lists events across 20,000 venues.