We used it at the University of Western Australia back in the ‘80s when I’d attend lectures and tutorials for a course without formally enrolling (bureaucratic

We used it at the University of Western Australia back in the ‘80s when I’d attend lectures and tutorials for a course without formally enrolling (bureaucratic issues meant that that was often impossible). Some academics were very positive about it, they got good participants in the room, rather than just check-the-box degree mill students.