Have you considered the impact of superconducting circuitry? They're very niche and few people have heard of them, but they're not science fiction[1] and have a

Have you considered the impact of superconducting circuitry? They're very niche and few people have heard of them, but they're not science fiction[1] and have a significant speed advantage. [1] https://www.hypres.com/ https://www.hypres.com/ seems to sell them