A quiz!

[kaustin]

What do the following four things have in common?

http://pothole.com/pipermail/cwb-members/2006-December/000253.html

http://en.wikipedia.org/wiki/71st_World_Science_Fiction_Convention

http://efanzines.com/SFSF/SFSF36.pdf

http://efanzines.com/File770/File770-149.pdf