Who first thought of putting wheels on suitcases and why did this seemingly obvious idea not take off until the 1990s? In the final episode of our series on how innovation works, we explore how the adoption of an idea can be hampered by social attitudes and prejudices. In the case of the wheeled...
Published 11/08/21
Paying for things using your phone has become far more widespread during the pandemic. But Western consumers are playing catch-up. Mobile payments have been widespread for more than a decade in Africa, and in particular in Kenya, where the world’s first successful mobile-money system, called...
Published 11/02/21