The world's first medically approved wearable robot is on display at the Cebit computer fair in Hanover. The robotic exoskeleton helps paralyzed people walk again.
A self-driving shuttle service, receptionist robots and delivery drones - at CeBIT, companies showcase the future. Merkel embraced the changes new technologies will bring. Here is what will be big at the show.
Facebook, Amazon, Google — why did they get so big, so fast? Economists say winner-takes-all "network effects" make such firms natural monopolies — and that we can expect network effects to become ever more important.
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