The installation of Facebook Video Chat is a bit suspicious however.
It tries to install the Babylon toolbar, make Babylon your default webpage and make it your default search engine.
Some of them, for example, those used as online traffic cameras, are expensive, rugged professional video cameras.
Other popular uses include security surveillance, computer vision, video broadcasting, and for recording social videos.
Video and audio chatting are now possible in Facebook thanks to Skype integration and Facebook Video Chat simply offers an alternative way of doing it.
It adds 4 extra icons to your Facebook chat dialog window - a webcam, a microphone, a games icon and a smiley.
Facebook Video Chat isn't really necessary now that Skype is integrated with Facebook but if you're really having troubles with Facebook's integrated video and audio chat, it may be worth a try.
A webcam is a video camera that feeds or streams its image in real time to or through a computer to a computer network.