If he had an inertial damper/gravity shield generator, he wouldn't be building rockets at all. :^) The switch to stainless came from a structural integrity issue and the heat of reentry.
[ If he had an inertial damper/gravity shield generator, he wouldn’t be building rockets at all. :^) The switch to stainless came from a structural integrity issue and the heat of reentry. ]
He might to get the tech “under the radar” ...