Yeah! I hope there is a CD version of 5.3.x really soon. I've made an attempt to build a CD version of 5.3.1 but I ran into a few problems. I even posted here on this forum to get some help but at the time of writing this reply, I have not have not gotten any responses. Here the link.

http://www.knoppix.net/forum/viewtopic.php?t=28839

Jose Torres