My guess is this w8list and the custom devices are a huge cashcow for them. I bet they could just mass produce them in a soft form that may not be perfectly fit

My guess is this w8list and the custom devices are a huge cashcow for them. I bet they could just mass produce them in a soft form that may not be perfectly fit every mouth but fit well enough to be used. What do these things coast? I bet its a fortune.