If you were to try the same project today--if we hadn't already--we would never do it because the government would insist on everyone on the planet being a part and insist on unions providing the labor.
Imagine trying to build the Panama Canal in a union environment.
Brewers add extra hops as a way to cover up bad tasting beer. The stronger the hops flavor, the more the brewer is trying to hide. Sam Adams has so much hops that it is utterly overpowering and they have to make you think it's "better" by bragging about it in their commercials.