There was a requirement from one of the clients to have a video streaming setup for some construction site. At first it sounded a huge setup n all. Then suddenly my common sense woke and I was sakshatkared.
Setup a web cam.
Register at any of the IM sites who provide audio/video chat services.
Login to the IM app and add everybody in your friends list.
Configure the IM app to show webcam to friends without any confirmation.
Even if you pay a simple data entry type of guy to sit and keep adding friends, it will still cost you may be 200$ here in India.