Good. It's a tractor, not some tiny glued-together tech gadget.

Shouldn't we be able to repair a tiny glued togethee tech gadget as well?

This is only getting this level of scrutiny because it's related to big ag, and John Deere is the worst example.

They're a political football now and it's more of a feel good measure.

Most movements don't start out big. They are won by small steps. Personally I want a law that allows people to bypass security measure after a company stop supporting the device. I have unsupported amazon echo, google home, and apple ipads that work perfectly well and I would love add custom software or even put a different os too.