About this trail:
Here is a pretty good discovery engine. It utilizes collective intelligence to deliver content around tags or subjects.
Trail link: http://www.trailfire.com/Mesattack/trails/14944
Summary: http://www.trailfire.com/Mesattack/trailview/14944
Summary: http://www.trailfire.com/Mesattack/trailview/14944
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1
Here is a pretty good discovery engine. It utilizes collective intelligence to deliver content around tags or subjects.
2
Whonu is not so cool. Basically, while they call themselves a discovery engine, they are really an aggregator of data.
