For those who prefer tweets...

[Shane]

Ok, so we have a website...
http://www.dwiff.org/challenge/

This google group
http://groups.google.com/group/dwiff-challenge

A Facebook page...
http://www.facebook.com/group.php?gid=121571501204622

And now we have a twitter account...
http://twitter.com/dwiffchallenge

And I maintain a regular run of carrier pigeons. Just leave a yellow
ribbon attached to your paper scroll outside your home or office and
it will be picked up every new moon.