Rodney Brooks : (2) " You can make the assumption that most human drivers are not out to kill pedestrians. Well, maybe in some parts of Boston they are. But with a person at the wheel who you can see, you behave accordingly. With the robotic car, how do you know what assumption to make? " - Rodney Brooks " With the revolution around 1980 of PCs, the spreadsheet programs were tuned for office workers – not to replace office workers, but it respected office workers as being capable of being programmers. So office workers became programmers of spreadsheets. It increased their capabilities. " - Rodney Brooks