Do you remember the song WE DON'T NEED NO EDUCATION?
Apparently, HUMANS have moved to the era of not NEEDING HUMANS anymore.
EATSA is a fully automated fast food joint in San Francisco. It serves only variations of quinoa bowls as of now. No tables. No cashiers line. No cashiers, waiters...or chefs? I'm not too sure about that but...watch the video.
Would you eat here?
Then there is Nagasaki's fully robotic Henn Na Hotel.
Would you stay here?
I think HUMANS are definitely ready to populate MARS.