We are setting up Trans World in the state boards this will take a few days Perth has already been done.these boards will be open to general public and they can also comment without membership. This is a trial only.
This is quite an old subject really and does date back a considerable time. The two shown above are by far the most effective. There are other variants around some are total cages. I think they make for a facinating conversation piece,
In reality to object of this device is that it is wron in day to day live...in public. It also has the effect of denoting ownership. It is a device for restricting the activity of a sub.