When the Internet was still on dial-up (low speed connection), it was almost impossible to conduct video chats over the Internet. Voice and video were often lost during the transmission, and to make things worse, dial-up connections tend to drop frequently. However, all that has now changed since today"s Internet is a whole new beast.
People are fond of every new technology that comes up. This is why many spend a lot of time in front of their televisions or computers. But now, more and more are into watching satellite TV on their computers or laptops. You can practically buy a TV tuner and connect it to your computers to be able to watch some TV programs through your PC, but this is not the best method though, it might just give you reception problems.