OK, how about becoming a doctor? Software development is a bad example for today, but was an excellent example for when I was growing up because Youtube and Goo

OK, how about becoming a doctor? Software development is a bad example for today, but was an excellent example for when I was growing up because Youtube and Google both did not yet exist and the personal computer had just started appearing in everyone's home. The resources weren't there. How would this new setup allow me to become something other than what is immediately around me?