So well that the french one even had a negative learning curve. https://www.sciencedirect.com/science/article/abs/pii/S0301421510003526 https://www.sciencedire

So well that the french one even had a negative learning curve. https://www.sciencedirect.com/science/article/abs/pii/S0301421510003526 https://www.sciencedirect.com/science/article/abs/pii/S03014...