We use social media sites like Facebook and Google+ all the time, often without considering the risks involved. How much of our information is being collected? Privacy settings have been put in place, but that doesn’t mean that our information is completely protected. This survey intends to compare different privacy settings as well their common practice re. collected user data, offered by some of the most popular social networks: Facebook, Google+, Twitter and LinkedIn.
Update: I have now also added Diaspora* to the comparison.