"Sweat of the brow" doctrine ( https://en.wikipedia.org/wiki/Sweat_of_the_brow https://en.wikipedia.org/wiki/Sweat_of_the_brow ) is a bit of Europe while "thres

"Sweat of the brow" doctrine ( https://en.wikipedia.org/wiki/Sweat_of_the_brow https://en.wikipedia.org/wiki/Sweat_of_the_brow ) is a bit of Europe while "threshold of originality" appears to be more common ( https://en.wikipedia.org/wiki/Threshold_of_originality https://en.wikipedia.org/wiki/Threshold_of_originality ). I don't see the US, as being the outlier there.