Cabbies in this Eur. city spend 2 years gaining "the knowledge", mental maps needed to get a license
... to Tower 
Bridge is a different affair from getting someplace like 57th Street ... To achieve 
the required standard to be licensed as an ''All London'' taxi driver you will... [DOC] [TLE] How Uber conquered London | Sam Knight | Technology | The ... [PAR] Apr 27, 2016 ... Uber has deployed its ride-hailing platform in 400 cities around the world ... and 
of assurance: there will always be a driver when you need one.