No? The argument for decades from non-sensationalist sources has mostly been that there are physical limitations that current methods can't bypass around the 1

No? The argument for decades from non-sensationalist sources has mostly been that there are physical limitations that current methods can't bypass around the 1nm scale, and that getting successively closer to that size requires exponential increases in investment with corresponding decreases in yield. And this is pretty much exactly what's been happening.