The list has been taken over by David Kessler (firstname.lastname@example.org). His instructions about the list basics are as follows.
"To get off this list and stop receiving email, simply send a blank message to email@example.com. If your message is rejected because you are not a member, it's probably because you are using a different email in the identity prefrences. Just send a blank message to firstname.lastname@example.org to add the new email. "
Everything about the new list is at: