An English idiom for "solve a problem that has been solved"?

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Track title: Over Ancient Waters Looping

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Chapters
00:00 An English Idiom For &Quot;Solve A Problem That Has Been Solved&Quot;?
00:48 Accepted Answer Score 115
01:26 Answer 2 Score 10
01:53 Answer 3 Score 7
02:33 Answer 4 Score 2
03:13 Answer 5 Score 1
03:55 Thank you

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Full question
https://english.stackexchange.com/questi...

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Tags
#idioms #phraserequests #idiomrequests

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