Ian visits Stonehenge and theorises that it was a complex astronomical computer to calculate the movements of the sun and the moon.
Chris heads to the European Weather Centre and explains the role of the Cray Supercomputer in predicting weather patterns.
A confectionary shop owner shows us the importance of computers in stock control.
We also look at an early version of Prestel and Chris books a flight online to go to Paris.
Rex gives us an insight into where computers are leading us in the future.
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