What work do shareholders actually do within the confines of the company?
If you gave a poor unemployed person the investment capital that shareholders have, then from the company's perspective, how do you distinguish them from other shareholders?
That was the parent poster's point.
> Tech treats its workers better than practically any other industry, and there's never been an industry with fewer barriers to industry.
Instead of economic or physical barriers, we have hordes toxic personalities that try to gatekeep people. It's not all sunshine and roses.