A very valid point, yes.

No, I don't think corporations are fundamentally bad institutions, but they shouldn't be equated with sentient beings — Economist Milton Friedman noted that "a corporation's social responsibility ... is to use its resources and engage in activities designed to increase its profits." But they stay need within the…

No, I don't think corporations are fundamentally bad institutions — I just don't think that their rights and privileges should be equal or above those of 'natural persons.' Nor do I think it's necessarily a good idea to eliminate corporate personhood, for a variety of reasons.

By the way, there is a movement, slowly gaining momentum to create corporations with a conscience — they're called 'benefit corporations." And they hopefully will pave the way to the creation of new business entity that values more than mere profit. Whether or not they can change the current culture of 'profits…

Or sentenced to capital punishment ;-)

You are correct, it is some mistake! The remarkable story is detailed in a chapter "The Theft of Human Rights, a book by Thom Hartmann called Unequal Protection. This mistake that has been perpetuated with profound consequences.