I think making a product of the data itself is an innovation But to follow your lead, credit ratings go back to the 1880s, my favorite episode of "Backstory wi

I think making a product of the data itself is an innovation But to follow your lead, credit ratings go back to the 1880s, my favorite episode of "Backstory with the American History Guys" covers the topic: https://backstoryradio.org/shows/keeping-tabs-2016/ https://backstoryradio.org/shows/keeping-tabs-2016/