5/5 How a Cambridge-based company designs 85% of the silicon chips inside all mobile phones.
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4/5 The story of the engineers who turned mobile phones from hefty bricks into fashion items.
3/5 Stephen Fry explores how texting triumphed unexpectedly when paging was all the rage.
2/5 How Britain became a world leader in mobile phone technology in the eighties.
1/5 Stephen meets the engineers who first dreamt of creating a cellular network in the 1960s.
Audio download, CD