1. xat_test was never intended to be in the spotlight like the other official chat groups. It started out as an empty chat where admins and smiley makers could test smilies for upcoming powers. From 2010 forward, it became an organized chat with rules, staff and such. The intended purpose of the chat still remains; a testing chat and nothing more.
2. You don't have to worry about this. Volunteers are usually aware of these situations; necessary adjustments are made if they see fit.