Are you aware what sort of businesses Global Foundries, TSMC, and even the fabs of Samsung and TI are? Every part of the process has its own engineers. Some of

Are you aware what sort of businesses Global Foundries, TSMC, and even the fabs of Samsung and TI are? Every part of the process has its own engineers. Some of them design the chip. Some of them design the fab. Some design the equipment in the fab. Some tweak the settings. All are willing, or should be, to take feedback on possible improvements and do small test runs between large batches. Anything that raises yields is a welcome improvement if it works.