does anyone know anything about cable tv descramblers what will work on cable tv from twc in nc??? Is this just a rummor or is this for reall?? What's about those cable tv fillters?? Is this going to work only on digital or any type of cable tv?? Is this stuff really work and wort spending money?? How many channels can you watch with cable tv descramblers?? Can you watch hbo's, ppv, movie channels, etc...