The American Pavillion is too American — a kind of Club Med haven in the middle of the Cannes Film Festival. The European journalists who hang in the Orange wifi cafe are smart worldly types who speak quietly and do their work. Then you visit the American Pavillion and suddenly you’re in a 90210 realm with kids (i.e., Ampav volunteers) who sound like they grew up in a mall, constantly babbling and laughing at each other’s jokes and going, “Oh, totally…yeah!”