Lerner wrote: If you look at the patent we have, you can see that the only reason that a very small initial magnetic field can influence the very powerful ones in the pinch is because the axial field gets greatly amplified during the run-down and pinch. Introducing the field very late will eliminate this amplification, so will make the field’s effect insignificant.
I read the patent, this is why I said that it also might amplify the random axial asymmetries between the filaments. So, I suggested a stronger one, but not too late.