Therefore, they use the Knurd (backward of Drunk) to call people who have totally different life style from the Drunk. The nerd doesn't like to go out for a party and doesn't drink alcohol.
Today, nerd is no longer a teasing word after the advent of Bill Gates. Who doesn't want to be a nerd?
The author plays with the word "berg"
Tease = To make fun of someone
Somehow = Happen in unspecify way
Advent = The coming of something very important
Some sources from http://www.thefreedictionary.com
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