Several things determine the quality of the video. We are not referring to the creativity, but the technological aspects. Among them, resolution or the number of lines is the most important factor. Just watch a standard video feed on a HDTV and then switch on to a HD feed and you would notice the difference
The standard for DVD is 5.1 which is exactly what THX uses. The 6 channels can be confusing though. There’s actually 5 channels (left, center, right front, and left and right surround) and a LFE (low frequency effects channel). In film, the LFE is used specifically for low freq. sound effects such as explosions, earthquakes,
“Well, whether it’s on film or on TV, you don’t want to throw too many curves at your audio and video guys.” – Rick Moranis. How rightly stated, curves are good for drawing and painting but you would like to avoid them in audio tracks. They create distortions and sound aberrations in your films. When