https://www.google.com/search?client=firefox-b-d&q=calgary+road+rage+hate
Don't worry Albertans, I know unfortunate incidents such as this one can happen anywhere, whatever the country, city, province etc. God, I'm glad I'm not the perpetrator's girlfriend... he really looks like trouble.
Racism, and also the macho conceit that driving a larger vehicle makes one "more of a man". Hope people in Calgary are able to reassure the driver of the "tiny car" that he is welcome in their city and that such boorish and threatening behaviour is beyond the pale.