“This is the song that’s made us whatever we are today,” said Oxford Collapse singer/guitarist Michael Pace upon introducing “Please Visit Our National Parks.” He then added, “I have no idea what that is.” This sense of confusion over the Brooklyn trio’s place in the indie rock paradigm is understandable. On the one hand, the band has a contract with “underground” behemoth Subpop Records and has played to sizable crowds, such as during the 2007…