The episode questions whether "engineered karma" is a legitimate form of justice.
Edwards serves as a reflection of who Finch might have become had he chosen the path of vengeance. [S4E17] Karma
The episode argues that "karma" is often an artificial construct created by those who cannot find peace through traditional mourning. 4. Ethical Implications The episode questions whether "engineered karma" is a
"Karma" serves as a thematic cornerstone for Person of Interest , reinforcing that while the desire for justice is universal, the execution of it outside the law—even when non-violent—is fraught with moral peril. It concludes that true "karma" cannot be forced by human hands without destroying the one attempting to wield it. "Person of Interest" Karma (TV Episode 2015) - IMDb [S4E17] Karma