The amazing things are that someone still knows how to do the ancient art and is practicing it; and that they will not sell it--so not creating a market for it. Commercialization is what ruins a lot of things....
I ran across the subject of byssus online a few years ago. We used to find related pen shells where I grew up in Florida, but it never occurred to me then to investigate the fibers. I'd love to see and feel some of the textiles.
"I must Create a System, or be enslaved by another Man's"--William Blake