If

As I sat, head down, eyes on some text, not glancing at the screen, extracting a passage and making notes, something happened. A song by the Blue Man Group, randomly queued, had been playing. When this section was reached, the music stopped being in the background, and a frightening thought resulted.

That if it was me who walked in through the door at that moment, on to me - as twin, dream, ghost, or out of body experience - I would've been reminded (by this scene of someone attempting the projection of a furious focus into an arcane footnote of an extremely obscure book)... of (the image of) (a) Jack Torrance, hard at work...