Hi I read a thread in a different forum which left me a bit lost. what do you call websites like stumble digg reddit just so you know what i mean, i am not saying that they are any of these, social networking, submission sites you get the picture. as a few people had crossed views
They actually help you to create backlinks for your site and bring traffic. Traffic from stumble and digg will be terribly high if you do your homework perfectly
Mattaw101 says that they are social bookmarking websites. and Ebiz81 says they are social networking site