The inventor of the web discusses the launch of an index that measures the top-ranking online nations

This week, Guardian Technology editor Charles Arthur talks to world wide web inventor – and Olympic opening ceremony superstar – Sir Tim Berners-Lee.

We also remember Bill Moggridge, the inventor of the laptop, who died this week at the age of 69.

And Charles digs into the numbers behind Amazon's new Kindle Fire, and we take a look at the latest news in the UK communications data bill debate.

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