It's not rude, you said: "Cars drive with purpose from one place to another. Traffic congestion seems to make sense." But the videos clearly showing that cars

It's not rude, you said: "Cars drive with purpose from one place to another. Traffic congestion seems to make sense." But the videos clearly showing that cars take nothing other than shortest path into consideration. They don't even check if their destination is still valid. This does not make sense. So asking if you read the article is not rude because your quote seems to be in direct conflict with the article.