Same thing with reusable rockets. First it won't work, now it won't be economical. These are moribund industries where nothing has changed since the 60s. After

Same thing with reusable rockets. First it won't work, now it won't be economical. These are moribund industries where nothing has changed since the 60s. After a while they've come to believe that nothing can change. Lithium is more common in Earth's crust than lead and many other materials that are mined in significantly greater quantities.