HD enthusiasts crying foul over cable TV’s crunched signals

Yet when he tuned in Sci Fi HD for a recent episode filmed in high definition, the image was soft and the darkest parts broke up into large blocks with no definition. Explosions, he said, were just dull."It kind of looked like they took the standard definition and just blew it up," said Swanson, a 33-year-old graphic designer and videographer who subscribes to Comcast Corp.’s TV service. "I couldn’t really tell if what I was seeing was really better than what I saw on regular television."