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xkcd #3246: Speedrun
(imgs.xkcd.com)
Title text:
Usain Bolt holds the world record in the 100 meter speedrun.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3246/
It's rare that we get a full-on groaner from XKCD.