I am doing that in my spare time. I don't know about 'signing up'...
>W3C evaluated the situation and decided that we can't commit any
>resources to it at this time....
>
>Is all this discussion going into the bit-bucket? (aside from the
>www-talk archive...)
I'm keeping my spec (<URL:http://www.ast.cam.ac.uk/%7Edrtr/cgi-spec.html>)
up to date based on the comments here.
David Robinson.