Manufacturing is facing the same fate of agriculture: machines and robots will keep displacing people. Nothing is going to stop it.
2. There is no such world where we'll choose to do things less efficiently to artificially save few jobs. And it's not about your TV being 100$ more expensive, it is about everything you touch and see being considerably more expensive, with a cascade effect on the businesses that need the equipment.
3. Average Joe in US is as much a shareholder as some imaginary person you have in mind. And a company's duty is towards shareholders first, workers second.