"Back-Packers" and "Hipsters" confuse me.

One thing i have never been able to understand about the latest backpack or hipster movement is the fashion. It seems that these guys who support the Kid Cudi's and Lupe Fiasco's of the world are constantly worried about the mental elevation and true realness when it comes to soul in hip-hop culture; yet at the same time, they revel in being ahead of the latest trends and exclusivity of their