The New World Order...
It's all part of the New World Order. "They" are desensitizing everyone's minds... getting us all so familiar with cameras and survelience that we soon won't notice it anymore.
A previous poster says the green light comes on when it's in use. Well, the camera could be programed or designed in such a way that the New World Order overlords could access the camera without the green light coming on.
Haven't you heard of how Google's Adsense can listen in on your microphone without you ever knowing it so that Adsense can parse the ambient audio for words and then deliver targeted ads to your computer based on the audio?
It's a crazy world