Zuckerberg Holds His Own Against Senators' Barrage of Questions

Anybody have any doubts about Zuckerberg should watch questioning again today!
Several senators still couldn’t seem to understand that concept. In fact, it was obvious that a fair number of the senators in the room weren’t Facebook users and hadn’t much knowledge about how the network is used and operated.
Source: Zuckerberg Holds His Own Against Senators’ Barrage of Questions