I tried subscribing to the gmane knoppix list, but kept getting this:
Hi. This is the qmail-send program at smtpout13-02.prod.mesa1.secureserver.net.
I'm afraid I wasn't able to deliver your message to the following addresses.
This is a permanent error; I've given up. Sorry it didn't work out.

<debian-knoppix-request@linuxtag.org>:
193.138.164.53 does not like recipient.
Remote host said: 550 <debian-knoppix-request@linuxtag.org>: Recipient address rejected: User unknown in local recipient table
Giving up on 193.138.164.53.
so I'm trying here instead:

This is a genuine enquiry, not flamebait. I'm looking to get back into Linux, and am trying to decide between these two distros (being a
diehard KDE fan). Personally, I like what I've seen of Knoppix so far, but I would be very interested to hear of any things it has going for
it over Kubuntu, especially given the Ubuntu family's phenomenal popularity.