David Minkin on Instagram: "This is the world’s most difficult jigsaw puzzle, Octopolis by @hungryminds.the.book. 🧩 The artwork is intricate, but it’s really more about the shape and cut of the pieces. 🧐 Normally, I begin a puzzle by finding all of the border pieces and getting those set, but this puzzle has lots of areas of straight lines within it so flat edges don’t mean a piece is a border. 🤨 I really did not expect it to be as difficult as it was. What I thought would take the better par