Looks like things are heading back to normal. They had this news item posted today.
May 1, 2005 - GN/T-Type Site Hardware Failure !
The GN/T-Type web site and discussion forums were knocked offline by what can only be described as the computer equivalent of a thrown rod at 6000 RPM. We're working to get the site back up as quickly as possible. Bear with us and thanks for your patience !