This is true of most "inventions". The first person to think it up often can't put the idea to practical use or find any commercial success. Often material scie

This is true of most "inventions". The first person to think it up often can't put the idea to practical use or find any commercial success. Often material science or manufacturability isn't ready yet. Or the idea isn't very useful until it is paired with several other innovations to make a complete product.