What you are referring to is monopsony power, and Amazon isn't even close to having a monospony on warehouse labor. Warehousing is massive industry and even at

What you are referring to is monopsony power, and Amazon isn't even close to having a monospony on warehouse labor. Warehousing is massive industry and even at their size Amazon is less than 10% of it. The most realistic solution is for workers to spend any spare time they have learning new skills to move into better industries. Trying to make pick pack roles not suck is not realistic.