Ignorance is bliss.
Morons are now running government, and begin making inroads into engineering and the sciences. And those will fail as miserably and totally as the government-by-imbeciles is working for us.
How many train wrecks can we tolerate at the same time?
Anyone with google can discover why "skyscrapers" were impossible before iron and steel, from the tower of Babel to the New York skyline.
Something to do with tensile and compressive ultimate strength of materials.
Facts or not, these are just code words for opposition to Obama's agenda. In other words, racism.