Read this news clip from 'The Telegraph'
Robot teacher that can take the register and get angry

Named Saya, the aneroid can speak different languages, carry out roll calls, set tasks and make facial expressions. She is the latest example of robots spreading to every aspect of life in Japan. The humanoid was originally developed to replace a variety of workers, including secretaries, in a bid to allow firms to cut costs while still retaining some kind of human interaction. The Japanese government has said that by 2015 it wants a robot in every home. The push is because of Japan's ageing population - in seven years one in four Japanese will be over 65 - which means the workforce is declining, pushing up wage costs for businesses and making recruitment difficult.
•What are the possible advantages and disadvantages of mechanization?
Discuss in pairs and fill in the table below
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•If machines could talk, what do you think would they say to their 'human Gods'?
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