30+ years teaching university level physics, Ph. D. in nuclear physics, Navy, first language = FORTRAN-IV, also coded DEC-10 assembly, RPG; now learning Python, using LaTeX; bass player, motorcycle rider, classic Mustang driver, Bible reader, and getting older.
Coffee roaster: Fresh Roast SR540, grinder Baratza Encore, green bean sources: Sweet Maria's, Coffee Bean Corral
$$ \text{I like to know how things} \int \vec{F}\cdot d\vec{r} $$