This isn't limited to community driven sites and has existed long before the word "social" had anything to do with computers. It used to be if you posted contro

This isn't limited to community driven sites and has existed long before the word "social" had anything to do with computers. It used to be if you posted controversial things to your website, you had to contend with the company you bought your hosting from. Facebook and Twitter make it easier, but this is nothing new and has nothing to do with curation.