The rails-spinoffs mailing list (and the other rails lists too) have been moved to Google Groups because over permenant server overload.
So, give a warm welcome to the new group at:
All old subscriptions have been moved along, so nothing much should change for those of you already subscribed. For those of you that want to subscribe, you can do it either at web page (if you have a google account), or by sending a subscription mail.
Read more on this on Riding Rails, the official Rails blog.Tweet