Yeah, but you're not getting fat and drunk on food and alcohol while basically pretending to be an Italian-Cuban-Mexican while completely ignoring the cultures/purpose from which they originate.
Avatar is a pretty open metaphor for the European colonization of Native American culture. That said, since this is all "real", this is the equivalent of a trading company coming in SELLING BABIES and replicas of, what is literally, the most important part of Na'vi biology.