What does "2>&1" do in command line?

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Music by Eric Matyas
https://www.soundimage.org
Track title: The World Wide Mind

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Chapters
00:00 What Does &Quot;2≫&Amp;1&Quot; Do In Command Line?
00:20 Accepted Answer Score 109
00:40 Answer 2 Score 47
04:05 Answer 3 Score 5
04:16 Answer 4 Score 0
05:07 Thank you

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Full question
https://superuser.com/questions/71428/wh...

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Tags
#commandline #shell #redirection

#avk47