But this isn't a hobby like extreme sports. It's a job, and one which can now be replaced. If people want to do free diving for fun, that's fine, but I'm not se

But this isn't a hobby like extreme sports. It's a job, and one which can now be replaced. If people want to do free diving for fun, that's fine, but I'm not seeing much reason they should go out of their way to preserve it as an industry.