Guru, founder of Boomer411 has a nice write-up on the difference between a discovery engine and a search engine.
Here is the link:
[Sidenote: How is more than 100% possible? Simply because Silicon Valley Workaholic License mandates that I spend 200% of my time working 🙁 ]
Partial list of sites powered by Rawsugar is here:
1. Invincibelle – discovery part is powered by Rawsugar – focused on multicultural women
2. All About Steak – built in partnership with Kansas City Steaks. It’s all about steaks
3. Theologika – It’s all about theology