WERE AN OBSTACLE IN HIS WAY SO HE HAD TO REPLAN HIS PATH FIGURE OUT WHERE TO GO AND THEN GET THERE SOME OTHER WAY WHICH WAS ACTUALLY NOT A VERY EFFICIENT THING TO DO IF THAT ROBOT HAD FIGURED OUT THAT I WAS A PERSON NOT A CHAIR AND THAT I WAS WILLING TO GET OUT OF ITS WAY IF IT WAS TRYING TO GET SOMEWHERE THEN IT