Write a synthesis of the text and answer the following questions : (about 300 words for synthesis)

• Cashiers
  Discuss how and whether cashiers in hypermarkets, staff selling tickets in the metro or train, staff at tills in banks or in cinemas could be replaced by machines. Analyse all points of views, their advantages and drawbacks.

• One laptop per child :
  Sum up the text ( 500 words)
  Is it a “crazy” idea? Is it the right thing to do?
  What are the remaining problems?

• A History of computers
  Dates and people to remember : why? : write your own personal history of computers once you've closed the book...

• Verichip or a universal sophisticated ID
  What is reality, what is science fiction?
  Give precise examples of experiences when it could be used.