you misunderstand the process.
the first course is to move
the second course is for the unions to die
when unions are all dead and all traces gone, moving back can be brought up for consideration
you continue to pose anti business solutions that offer a cure worse than the disease
If they wanted non union then Carrier could have moved to Alabama. But no, they went across the border, so screw them and all those suck asses that support off shoring. Slap a huge tariff on their asses. Then the can sell their sh|tty A/C unit to Mexicans its a huge untapped market for A/C.