The registration form is in the Numismatist (Yap stone cover) - hard page copy or electronic viewing. Either should work I am sure!:-)

We're hoping to have that up and running by the end of the week. Thanks for checking! 

It's up, but it's WAY TO HARD to find.

Discover |  Events | The World's Fair of Money

In the middle of the page is the link  (cheat: https://www.money.org/worldsfairofmoney/registration)

Where there is a registration button...

 Come on people, this is our yearly #1 show... why isn't the link in one of the two menu bars?