Online social networking

Privacy in the online era means big changes in all our thinking

"People have really gotten comfortable not only sharing more information and different kinds, but more openly and with more people," Facebook's CEO Mark Zuckerberg told an audience in January 2010. "That social norm is just something that has evolved over time."

Zuckerberg's comment came hot on the heels of another from Google's then CEO Eric Schmidt: "If you have something that you don’t want anyone to know," he said in response to privacy concerns over the information his company possesses, "maybe you shouldn’t be doing it in the first place."