Theoretical physicists: Actually...

https://sh.itjust.works/post/26955843

Theoretical physicists: Actually... - sh.itjust.works

The query actually shows a lack of confidence. He should have googled how to recover a file from /dev/null to demonstrate his qualification.
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Top voted answer

“Why would you want to?”

Can I recover a file from /dev/null?

mv ~ /dev/null moves my home directory to a black hole. Can I recover my home directory from /dev/null?

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Can you not just try it with a dummy folder??