Worked out pretty well for me. Global poverty has never been lower largely thanks to globalization mostly pushed by corporations.
How much advancement was because of a corporation? Versus some engineer/scientist that just got a 5% bonus that year, while the discovery netted billons.
As a result, under capitalism, those with more capital have more power to generate more capital, leading to a feedback loop that concentrates capital.
I'm not saying it was pristine. But you make an extremely poor case against Marx, or the negative effects of US imperialism on the global poor.