Stephen King’s The Dark Tower – The Last Essential Adaptation

We talk about Dune, we talk about The Hobbit and more recently we talk about A Song of Ice and Fire. If Dune is the quintessential sci-fi novel and The Hobbit, fantasy, then The Dark Tower is sci-fi, fantasy and horror rolled into one masterful ball of must-read storytelling. Is the last essential book to film adaptation closer than we think?