https://news.ycombinator.com/item?id=49211660
https://quuxplusone.github.io/blog/2026/08/04/mobius-crossword/
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https://news.ycombinator.com/item?id=49211660
https://quuxplusone.github.io/blog/2026/08/04/mobius-crossword/
Arthur O’DwyerMöbius-strip crosswordsRandall Rothenberg in the New York Times (1988-08-10) writes that although “Puzzle Makers Exchange Cross Words”
about the fall of ERNE and ESNE and the rise of XEROX and PEACE PLAN, one
Robert Guilbert Sr.
was ignorant of the dispute two years ago when he developed a competitive crossword game
called Pago Pago and first became aware of crossword fans’ passion for the pastime.
