I played Planescape back around 2015 or so, for the first time. I felt an uncanny similarity to the movie "Memento" by Christopher Nolan, which, coincidentally,

I played Planescape back around 2015 or so, for the first time. I felt an uncanny similarity to the movie "Memento" by Christopher Nolan, which, coincidentally, was filmed around the same time, developing on themes from the earlier movie "Following" (that came out in 1998). Then I came to know that this was actually a major point of discussion, with various theories swirling around it.