The choice is not the result of some inherent moral problem, some "slippery slope."
Sure, you do have to define in which cases MAiD is appropriate & when it should be refused, but in a world not founded on eugenics & hatred of the poor, there's no reason for this to result in MAiD being pushed on disabled people instead of offering support & accommodations.
The only way the ruling class will give us "nice things" is if they can find an opportunity to harm targeted people.