It's an interesting dilemma because games, movies, books, etc. fall under culture, which goes hand in hand with education

To truly rid the world of its filth we'd need to reeducate ourselves and our children to show them that there are better ways of doing this life & society thing. If the old culture and its demoralising lessons continues to exist even after the collapse of the current global order, we're doomed to repeat our mistakes eventually because we'd (collectively) be operating still with those same ideas