Now in the interest of full disclosure and also to show that this "terrifying encounter that should be made illegal" mostly consisted of O'Reilly hitting a guy in the face with the pointy end of an umbrella, here's the video from the camera phone:
Ok, but how does this make him a hypocrite? Well literally 30 seconds on youtube gave me this "highlight" reel from a conservative fan of O'Reilly Factor staffers ambush interviewing people on the street:
So to review, when a stranger approaches Bill O'Reilly in the street with a camera and questions it's scary, should be met with assault, and should be illegal. But when he does it to people it's just good television.