Finally a decent topic.
“Legal,” yes. Everyone should have the right to associate with anyone they want.
Practical? No.
Should people be forced into one? No.
I believe it was the great right-wing conservative fascist FDR that warned us against public sector unions altogether.
https://www.nytimes.com/roomfordebate/2 ... tor-unions
Besides, “the people” (workers) organizing against “the people” (taxpayers) is an awful idea that simply enriches union thugs and their bosses.
Makes as much sense as a poopsicle.