Maybe it started with Napoleon Dynamite, probably even before that, but it certainly carried on through the 2000s with shows like Flight of the Conchords and continues with the new smash Glee. Geeks are here to stay and are gathering strength.
Perhaps it has coincided with our information and technology led age. People want to know more and now have better opportunities than ever to investigate their chosen subject with the ease of accessibilty that tools like the internet offers.
The chances of smooth talking someone into liking something is reducing heavily as people become less scared of facts, becoming increasinlgy skilled at deciphering mass information. “Don’t bullsh1t a bullsh1tter.”