thanks BB.
the second one mean composite, right?
Yeah, I understand that much, but all that is coming in on the coaxial cable to begin with to the cable box, then s-video.
Now if it was coming from a DVD, then I would understand that s-video would be better than coaxial. Unless the cable box is doing some enhancements.
Plus, this is what exactly like BB explained:
http://lyberty.com/encyc/articles/svideo.html