No Kryptonite required.
Yeah, sure, the solution proposed in this Dorkly comic sort of works. But really, Superman's only treating the symptom and not the disease. What's gonna happen when somebody else tragically resorts to a life of crime on the mean streets of Gotham and goes after the Wayne family, Clark? You gonna go back in time and fix the extreme social disparities made possible by flagrant abuse of a capitalist system, too?