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The Secret Genius of Modern LifeEpisodes

  1. Wednesday19:55
    BBC Two

    Bank CardSeries 1

    1/6Hannah Fry takes a look at the bank card, the digital key to accessing cash.(R)

  2. Wed 4 Nov 202619:55
    BBC Two

    Vacuum CleanerSeries 2

    2/6Hannah takes a look at the vacuum cleaner, going behind the scenes with Dyson.(R)