Fun fact about the UK. In order to get a license to drive a taxi in London, applicants need to pass an extensive test. Passing the test takes years of preparation and multiple attempts.
http://en.wikipedia.org/wiki/Taxicabs_of_the_United_Kingdom#...
http://en.wikipedia.org/wiki/Taxicabs_of_the_United_Kingdom#...
(for those not familiar with cerebral anatomy, the hippocampus is the part of the brain responsible for racism, swearing at cyclists, and tax evasion)