He used it to represent favorable qualities such as ferocity, edginess, and grit. Lyrically, the duo hoped to imbue darker qualities and edginess into pop songs. His music is characterized for reflecting his "edginess" and "little of his happy charm". The side effects of anxiety, edginess, and mild nausea can persist for several days. Fahey's edginess, the live-to-tape recording [instead] nicely capturing the largely subdued playing. In spite of a lingering edginess, the two grow more cordial toward each other. The album pays homage to more traditional American music, while still maintaining the chaotic edginess. Katzenberg wanted primarily to add "more edginess" to the two main characters. The average of these two measures is the "edginess" of the content.