Commercial fusion's biggest barrier isn't neutron flux density or embrittlement; it's cap ex. When articles come out about plasma performance improvements peop

Commercial fusion's biggest barrier isn't neutron flux density or embrittlement; it's cap ex. When articles come out about plasma performance improvements people come out to say that fusion machines will never be afforable. When articles come out about cost reduction people come out to say that fusion machines will never work. None of these comments add any insight into the feasibility of solving the problems.