Zeinab Badawi speaks to the American economist and hi-tech entrepreneur Pippa Malmgren, who sits on the board of a company that makes drones. By 2025 robots and artificial intelligence will be performing a lot more of the jobs that humans do at present. What is not clear is whether, as a result of this, prospects will be brighter or bleaker for us. Pippa Malmgren says we need to adapt to change, but can she afford to dismiss some present and potential dangers? Will technology create more jobs than it destroys? And could artificial intelligence even pose an existential threat to humans?