Recs if you like The People of Paper...

Books that ignore the traditional way of telling a story. These books tell their stories in unexpected ways, through letters, transcripts, diaries, documents, text messages, or unconventional layouts.

books with an experimental structure or narrative choices, metafiction, oulipo, postmodernism, etc.

"ergodic literature is a mode of textual organization in which nontrivial effort is required for the reader to traverse the text, beyond ordinary eye movement or turning pages." - espen j. aarseth

books with unique formatting, books you can play like a game, books you need to take apart and put back together again, stories-within-stories, books containing found documents and ephemera, etc.