My understanding (from undergrad a while back) is that they already jimmy the numbers. It used to be that X nm meant that the gate width was X nm. Now it (usual

My understanding (from undergrad a while back) is that they already jimmy the numbers. It used to be that X nm meant that the gate width was X nm. Now it (usually) means that the smallest feature you can find is maybe X nm. Closer to a marketing term like '3G'. Not that this isn't a real technical and industrial achievement, you just can't take the X nm at face value.