# \#y2100

**URL:** https://scanalyst.fourmilab.ch/tag/y2100/907.md

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## [Dumbsday — 220101000 \> 2³¹−1](https://scanalyst.fourmilab.ch/t/dumbsday-220101000-2-1/657)

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**Author:** [@johnwalker](https://scanalyst.fourmilab.ch/u/johnwalker)\
**Replies:** 1\
**Last updated:** [2 January 2022 14:18 UTC](https://scanalyst.fourmilab.ch/t/dumbsday-220101000-2-1/657 "2022-01-02T14:18:14Z")

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This fine New Year’s Day, 2022-01-01, some Microsoft Exchange users are reporting difficulties with their E-mail. Why? Well apparently some poindexter at the House of Shoddy decided that, with the rollicking fun of Y2K…