lol...welly..i dont know... but if it has a scartch on the dvd then it can only play welly but if you put a scartch on the dvd then it will play well...
;D
The tracking technique in the modern DVD player are more advanced and sophisticated than in the older CD players. So, yes I think the DVD player has a much better chance to interpret the data in the track of the old and scratched CD disk. 8)