The freedom of speech in the USA is very individualistic, just like everything else. Little to no things are thought of in the sense of a community, it's all about what's in it for the individual. Traffic is even more car-centric than in Europe. Pure capitalism without a real safety net, because the individual may benefit from it by becoming a millionaire.
In Europe, the sense for community is much stronger, which is also reflected in how freedom of speech is protected in law; Express your thoughts freely, but do not impair the rights of other citizens.
Please do not the car