Even if you just consider the film classics based on his books (The Shawshank Redemption, The Green Mile, The Shining), he'll have staying power as people will

Even if you just consider the film classics based on his books (The Shawshank Redemption, The Green Mile, The Shining), he'll have staying power as people will find his books through the films. Then there's the cultural impact he's had. Stranger Things was basically a Stephen King novel and even directly name-dropped him.