Sounds to me like someone wants to discourage competition from amateurs. Maybe the technology is getting affordable enough for weekenders to give it a shot.
he’s the guy that found $500 million off the coast of Portugal and had to give it back to Spain, eating all the costs
sorry, they abandoned it... as they didn’t spend the time looking for it... they aren’t entitled to any of it (still have no idea how it could be awarded to Spain... total bs)