Man has always toyed with different ideas in which communication can be done. The telephone was one of the greatest inventions of the 19th Century. The television of the 20th. Technology enthusiasts had long fantasized about telephones which could make you “see” the other end. And then suddenly came the world of video cameras and computers and the internet. It was no longer a big deal to have a video chat or send photographs 10,000 miles away in a second.