They are also far less susceptible to radiation etc, so you can bet NASA is interested. I have read that they are not allowed to use anything past a 386 in space due to the risk of errors introduced by random radiation. I still think that they will never be popular here on earth due to production costs. The fundamental success of the semiconductor microchip has come from the ease with which it can be produced. I don't see anything coming along that can match it in this.
Life is complex.
It has real and imaginary parts. Life is complex. It has real and imaginary parts. That would provide plenty of power. That would provide plenty of power.