EDIT: Here is the New URL:
EDIT2: Here is the text of the email I was sent by Yuku (with my personal activation links removed):
Yuku wrote:Dear Big Mac,
Welcome to Yuku!
We upgraded this Forumer site to a new forum experience and you are now part of the Yuku family. This upgrade brings you the benefits of a new home forum plus a new community of sites to explore.
New username has been generated for you because the old one contained invalid characters. In order to change your username enter this link: <bespoke link removed>
To get started, just click the link below to set your new password and log into your new Yuku account:
<bespoke link removed>
Username: <username removed>
Password: <password removed>
If you have problems signing in, please try signing in with your email instead of username
Your new Yuku forum:
If you would like to know more about how the new systems works, visit: http://help.yuku.com.
Again, welcome to the new site and, enjoy!
The Forumer (now Yuku) team.