In my first discussion regarding this subject, I stated several factors that probably preclude the compromising of HDTV quality. However, that doesn't mean such compromises are not happening. Indeed, there are several ways quality can be degraded in the HDTV production, distribution, reception and display chain....
http://www.hdtvmagazine.com/articles/20 ... _are_w.php
http://www.hdtvmagazine.com/articles/20 ... _are_w.php