Only 47 decimal places of pi would be sufficiently precise to inscribe a circle around the visible universe that doesn't deviate from perfect circularity by more than the distance across a single proton.
I can't verify the truth or accuracy of that bit of knowledge. It doesn't matter as this thread is about useless knowledge.![Big Grin](https://www.sawdustzone.org/core/images/smilies/sdz/biggrin.gif)
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I can't verify the truth or accuracy of that bit of knowledge. It doesn't matter as this thread is about useless knowledge.
![Big Grin](https://www.sawdustzone.org/core/images/smilies/sdz/biggrin.gif)
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