Because there won't be "many ordinary workers" producing those toasters. Low margin products like that will have their manufacture automated to the n'th degree and they'll be built by "a handful of elite workers" supervising the automation.
Or, you know, they'll send it to the lowest-cost labor supplier they can find to build by hand and that won't be in the US!
Or, you know, they'll send it to the lowest-cost labor supplier they can find to build by hand and that won't be in the US!