https://www.cnbc.com/2019/04/02/bolt-europes-answer-to-uber-launches-electric-scooters-in-madrid.html > It's a phenomenon that's seen wild popularity — and infamy — in some U.S. cities. Now, the electric scooter craze looks set to gain further ground in Europe. > Estonian ride-hailing firm Bolt, formerly known as Taxify, is launching its electric kick scooter-sharing service in Madrid, following a rollout last year in Paris.