Just the fact an accordion thread got two pages of responses makes it cool! 
Here's tonight's addition furthering this instrument's coolness. Back around 1995ish was a movie called "12 Monkeys" which depicted a humanity destroying epidemic and Bruce Willis.
,
I always considered it as themesong for the impending
TABSpocalypse 
edit- And I am not poking fun at TABS, the TABpocalypse, Bruce Willis, or Accordian type instruments! This song (as is the movie where the young Bruce watches himself as Old Bruce get shot in an airport) is incredible. "