[mensetmanusman]

A difference now is that moore’s law per power density has been dead a few years and physics says it can’t get much better.

The other difference is that computers are now powerful enough to do the 10^20 calculations required to design efficient optical metamaterials for optical inference.

[eru]

> [...] and physics says it can’t get much better.

What part of physics do you have in mind?

[pringk02]

Probably the lower bound on transistor size

https://en.m.wikipedia.org/wiki/Quantum_tunnelling

[mensetmanusman]

kT generated per electron based gate activation.