Also, in practice, no one cares how "tall" the chip is — 100nm vs 200nm is ... unimportant. The result is that the volume of the poly hasn't changed much in the

Also, in practice, no one cares how "tall" the chip is — 100nm vs 200nm is ... unimportant. The result is that the volume of the poly hasn't changed much in the last ~10 years. Transistors are still biggish; just with tiny footprints. (And really, it's pitch density: we can pack the poly tighter.)