The great advantage would be for individuals to create their own designs. Right now chips are very cheap as long as you produce millions of them. If you come up

The great advantage would be for individuals to create their own designs. Right now chips are very cheap as long as you produce millions of them. If you come up with your own chip design it is very expensive to produce them. The ability to crate your own chip can make it possible for individuals to design customized machines, where the instructions would be created to solve particular problems. For example, a Lisp machine could be easily created to support exactly the instructions needed by Lisp.