Hackney carriage which a taxi may operate and include regulating the taximeter (not compulsory until 1907), the maximum age of the taxi (not more than 15 years), advertisements and the turning circle of . As part of the Transported by Design programme of activities, in 15 October 2015, after two months of public voting, the black cab was elected by Londoners as their favourite transport design icon. In London, hackney-carriage drivers have to pass a test called The Knowledge to demonstrate that they have an intimate knowledge of the geography of London streets, important buildings, etc. Learning The Knowledge allows the driver
Black Cab Sessions give their performance. During the performances, the artists often have to react to the unusual venue. For example, during the New Pornographers session, the two musicians can be seen bouncing up and down in their seats as the cab hits speed bumps. The performances are also shaped by the limited space afforded by the back of a black cab. The uploads of acoustic acts with a different premise is a very popular one, with different projects using different selling points, Acts Unsigned, Tea and Biscuit Sessions and many others using the niche to get views. Many of the bands that