Senegal’s artisan-textile industry might easily have sunk without a trace but for the persistence of one Aïssa Dione. Fearing for its future, the artist and fabric designer set about saving it from the threat posed by cheap imports. Thanks to her, there’s now a buoyant market in chic manjak, the country’s traditional cloth, and a corner of a city near Dakar is alive once more with the clatter of looms.