Or building codes restricting things to an arbitrary height, or the fact that the aristocracy still owns the majority of the land in the U.K[0].
[0]http://www.independent.co.uk/voices/commentators/johann-hari...
[0]http://www.independent.co.uk/voices/commentators/johann-hari...
*https://en.wikipedia.org/wiki/Johann_Hari#Journalistic_contr...