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Fifty years after crime novelist Agatha Christie’s death, the Christie family are still enjoying the fruits of her labour, says The Sunday Times. The family business, Agatha Christie Limited, run by the author’s great-grandson James Prichard, made profits of £10.2m last year on revenues of £22.7m. The money comes from selling rights to television, film, stage and video game adaptations. The firm also used AI to create a reconstruction of Christie’s voice for a crime writing course for the BBC. T...