Unseriosity

So my question is, is the unseriosity of Chung Moo Kwan only a problem of the schools in North America, or is it a problem in general?

Source: wiktionary

While Hyperland was in production, Douglas was invited to join a California-based think tank called the Vivarium, set up at Apple in the mid-1980s, where his role was to provide ‘unseriosity’.

Source: wiktionary

Perković, Zorislav (2002): Bijeg u neozbiljnost (Escape to Unseriosity). – Zagreb : Horetzky, (In Croatian)

Source: wiktionary

What a lamentable murk of problematism now befogs this spectacle of unseriosity, the American college.

Source: wiktionary