S3FUSIONŽ Nano Marine Polish | S3Fusion
I saw this but I doubt any of you are acquainted with this>
Says it forms a slick barrier that growth has hard time sticking.
Can get it in gallons for $120.
Thoughts? I do think someday bottom painting with paint will become obsoleted, driven by eco concerns mostly even though copper is not a problem, IMO, the powers that be design regs that make it so.