The Vacation Happiness Index : Explained May 31, 2012 It is inversely proportional to time and then is a flatline. 🙂 [Image courtesy : Graphjam ] Tags:funny geeky graphs, geek fun, geek humor, geeky graphs, how vacation happiness changes : funny, vacation happiness explained, vacation happiness index funny Related Posts BRU: A Marble Game With Cool Graphics Reality : The Most Boring Game Ever Life Of A Social Media Manager : Funny About The Author admin