Queuing isn't the objectively correct way to wait for something, it's a specific cultural norm. Many cultures don't queue at all. Attitudes to queue-jumping vary widely, from being an immense faux pas to practically a sport. The British and Russians have a penchant for queuing-without-queuing, with each person keeping a mental note of the order in which everyone is waiting to be served.
http://nationalpost.com/news/canada/everyone-line-up-canadas...