We may hit the scaling limit; within our lifetimes we'll either hit 1 atom transistors or as close to it as you can physically get. At that point there's nowher

We may hit the scaling limit; within our lifetimes we'll either hit 1 atom transistors or as close to it as you can physically get. At that point there's nowhere to go. You can stack chips, make architectural improvements, etc but the exponential scaling from moore's law will be over.