I am going to go back to school and get either a chemical or electrical engineering b.s., and then maybe go on to phd, at 51. then we will see about graduate le

I am going to go back to school and get either a chemical or electrical engineering b.s., and then maybe go on to phd, at 51. then we will see about graduate level. I know lots of people still working at 75, so 20 - 30 year for my final career is longer than I spent at any previous career so far.