Original: Domestic robot to debut in Japan ; BBC News; 2005-08-30; retrieved on 2007-01-02 South Korea aims to put a robot in every house there by 2015-2020 in order to help catch up technologically with Japan.
Simplified: South Korea aims to put a robot in every house there by 2015-2020 in order to help catch up technologically with JapanRobotic age poses ethical dilemma; BBC News; 2007-03-07; retrieved on 2007-01-02;.