Below is a blog post exploring this "mega-cut" and the current state of Lord of the Rings in high definition.
Depending on whether it uses theatrical or extended footage, you’re looking at roughly 9 to 11+ hours of runtime. StkeVera_Full_LOTR.mp4
No disc swapping or hunting for Part 2 files mid-session. It is designed for the "set it and forget it" marathoner. The 4K Quality Debate Below is a blog post exploring this "mega-cut"