I feel this sort of thing depends from person to person - I enjoy programming and would probably enjoy it even more if I were doing it for myself, but I still c

I feel this sort of thing depends from person to person - I enjoy programming and would probably enjoy it even more if I were doing it for myself, but I still can't imagine putting in 80-100 hours a week Elon Musk style. I guess my stamina is just lower than yours.