Elsewhere in the maze, there were long stretches without any junctions. Oskar van Deventer, a Dutch telecom engineer and a renowned designer of mechanical puzzles, told me, “This is something you will recognize in all Adrian Fisher mazes: that it has some long corridors with no decision to be made.” This provides the choice-fatigued aspirant with a brief, blissful break, but, of course, as I discovered when I hit one and thought I must finally be on the right track, it also serves Fisher’s wily purposes. “A long journey with no choices reinforces the feeling that either you’re going to solve it—or you’re getting very lost,” Fisher explained. Escot’s bridges…