Yes, and the entire point of capitalism and why it succeeds so well is that the individual profit motive is enough for investors to, in aggregate, not invest in

Yes, and the entire point of capitalism and why it succeeds so well is that the individual profit motive is enough for investors to, in aggregate, not invest in low efficiency businesses. As opposed to a central planning model in which a foolish planner can cock up the entire thing because they are usually far less accountable for failure and recieve little reward for success other than continued survival.