Like London's Millennium Bridge https://arstechnica.com/science/2018/10/new-study-sheds-more-light-on-what-caused-millennium-bridge-to-wobble/ https://arstechni

Like London's Millennium Bridge https://arstechnica.com/science/2018/10/new-study-sheds-more-light-on-what-caused-millennium-bridge-to-wobble/ https://arstechnica.com/science/2018/10/new-study-sheds-more... I agree, engineering is art + science, impossible to iron everything out theoretically.