"Ask HN: How much would it cost to build a RISC CPU out of carbon?" (2024) https://news.ycombinator.com/item?id=41153490 with nanoimprinting (which 10x's current gen nanolithography FWIU)
> Called nanoimprint lithography (NIL), it’s capable of patterning circuit features as small as 14 nanometers—enabling logic chips on par with Intel, AMD, and Nvidia processors now in mass production.