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 Geeky Prenup Geeks Vs Management Hierarchy Explained Computer Errors Explained About The Author admin