# Old SDMB thread, riddle never answered

**URL:** <https://boards.straightdope.com/t/old-sdmb-thread-riddle-never-answered/996466>\
**Category:** Miscellaneous and Personal Stuff I Must Share\
**Created:** [January 22, 2024, 3:54am UTC](https://boards.straightdope.com/t/old-sdmb-thread-riddle-never-answered/996466 "2024-01-22T03:54:16Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![Riemann](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/riemann/32/3133_2.png) [@Riemann](https://boards.straightdope.com/u/Riemann)\
**Post date:** [January 23, 2024, 5:31am UTC](https://boards.straightdope.com/t/old-sdmb-thread-riddle-never-answered/996466/21 "2024-01-23T05:31:30Z")

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> [@Exapno\_Mapcase](#):
>
> These don’t if nobody has ever spotted it in a couple of decades.

…which demonstrates why “you can’t prove a negative” is a stupid maxim.

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