It's important to note that the "human voice" noises of that era were more like San Francisco's 6th and Market at night. It wasn't just people talking; it was p

It's important to note that the "human voice" noises of that era were more like San Francisco's 6th and Market at night. It wasn't just people talking; it was people shouting over each other, people fighting, and the mentally ill screaming. Thankfully, those days are gone in most of Western society, but there's still the constant din of machines and vehicles.