According to the listing, and judging from the track times, it is a mashup of mixes & mashups.  So you're wrong, he has mixed them and not just burned them onto a CDR. 

Anyway, why do you care?

>-----Original Message-----
>From: Nick King [mailto:nickwking@ntlworld.com]
>Sent: Wednesday, January 17, 2007 09:03 AM
>To: jerry@airstrip-one.com, 'All bound for Mu-Mu Land.',
>'All bound for Mu-Mu Land.'
>Subject: Re: Re: [KLF] ebay stuff
>
>It's not the seller's mashups, though, it's many different people's! All he's done is to download MP3's (freely) from the web, and burnt them onto a blank CDR! :-)
>>
>> From: Jerry Quartley <jerry@airstrip-one.com>
>> Date: 2007/01/17 Wed PM 01:02:05 GMT
>> To: "All bound for Mu-Mu Land." <klf@mailman.xmission.com>
>> Subject: Re: [KLF] ebay stuff
>>