This doesn't defer taxes, it defers realizing profits. The loan payments have to be made with cash that came from some source which can likely be taxed. Anyone

This doesn't defer taxes, it defers realizing profits. The loan payments have to be made with cash that came from some source which can likely be taxed. Anyone with assets can do this proportional to their assets. Admittedly most people don't have sufficient assets to make it worthwhile. Nor do they exercise the voting rights on stocks. But really any middle class investor with a nest egg could do it.