Facebook is by far the largest of these social networking sites, and starting with its ill-fated Beacon service, privacy concerns have more than once been raised about how the ubiquitous social networking site handles its user data. Votes: 1Michael Bennet
Every major communication tool on the Internet has spam and abuse problems. All email services, blogging services and social networks have to dedicate a significant amount of resources and time to fighting abuse and protecting their users. Votes: 1Evan Williams
The Internet creates as well as destroys. Social networks, search advertising, and cloud computing are multibillion dollar industries that didn't exist 10 years ago. They are products of the same force that has rendered the Postal Service's core business obsolete. Votes: 1John Sununu
It's my fond hope that social networks such as Facebook will help users broaden their perspectives by listening to a different set of people than they encounter in their daily life. But I fear services such as Facebook may be turning us into imaginary cosmopolitans. Votes: 1Ethan Zuckerman
I don't think BuddyPress will be something you use instead of your existing social networks... but if you wanted to start something new maybe with more control, friendlier terms of service, or just something customized and tweaked to fit exactly into your existing site, then BuddyPress is a great framework to use. Votes: 1Matt Mullenweg
History will have to record that the greatest tragedy of this period of social transition was not the strident clamor of the bad people, but the appalling silence of the good people. Votes: 6 Martin Luther King, Jr.