“Technology is pushing one to know things quickly and continually, and leaving anyone over 50 behind. As it becomes more specialized..cropping, dairying, confinement buildings....it never stops.”
The same is true for all other industries and occupations.
Keep up with the changing times or get run over by those who better utilize new technologies.
Farming has been an independent pursuit but now has been industrialized. So, yes it is difficult for some to adjust. And yes, there is always a bigger fish around the corner ready to eat you.