Ask HN: What are instances of “reinventing the wheel” you've had or seen?

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	Ask HN: What are instances of “reinventing the wheel” you've had or seen?
	3 points by deadgrandmajoke 2393 days ago

1 comments

My favourite example is the “rediscovery” of the trapezium rule by a medical researcher. Shows the disadvantage of overspecialising!