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A comment on List of screw drives. Parent comment

Re:List of screw drives by Ajedi32 on Tuesday May 08, 2018 @09:20AM (#17020676)
> Extensive evidence is lacking for this specific narrative, and the feature is not mentioned in the original patents. However, a 1949 refinement to the original design described in US Patent #2,474,994 describes this feature.
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Re:List of screw drives by jandrese on Tuesday May 08, 2018 @12:49PM (#17022402)
That makes it sound like a software "feature" that gets added to the docs because it turns out to be useful in an unexpected way.
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