It probably has something to do with Adaptec/Roxio software for writing CD's.
It appears that you are in the CD writing business.
See this very long link to a newsgroup for some discussion.

http://groups.google.com/groups?hl=en&threadm=0IGb7.5229%241p1.439619%40bgtnsc04-news.ops.worldnet.att.net&rnum=1&prev=/groups%3Fq%3D%2522cl4%2Bfile%2522%26hl%3Den%26selm%3D0IGb7.5229%25241p1.439619%2540bgtnsc04-news.ops.worldnet.att.net%26rnum%3D1

You might have to copy and paste the link into
your browser due to it's length.




At 12:47 AM 4/15/02 -0500, you wrote:
>Hi all.  Using Win2k Pro. I have found a file that windows can not identify.
>I know it is a form of text file as I have tried every text editor and word
>processor I have. (most of the popular ones)  I get scrambled text on
>some...just enough to know that it's a text file but not enough to make
>sense of.
>It's called: "untitled.cl4"  and it is 1.75MB in size.  I ran Norton to see
>if it's a virus but it comes out clean. Does anyone know what this is and/or
>how to read it?
>
>Replies would be much appreciated.
>
>                                Jimi Moore
>                                      @
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