Rockefeller and Ford both raised significant investments before their companies practically improved quality of life and irrational speculation is as old as the

Rockefeller and Ford both raised significant investments before their companies practically improved quality of life and irrational speculation is as old as the stock market itself. For example during the rise of Standard Oil 1880s there was a massive speculative bubble in railroads that led to a collapse during the 1890s. Bringing up those examples without considering the failures is survivorship bias.