And also does it actually matter. It ultimately refers to some improved denser semiconductor process which is what the customer is buying. These processes are

And also does it actually matter. It ultimately refers to some improved denser semiconductor process which is what the customer is buying. These processes are not exactly standardised either it would be a major undertaking to take an architecture from TSMC 7nm to 5nm let alone moving from TSMC to Samsung, Global Foundaries or if at all possible Intel.