Progressive rock, heavy metal, indie rock, avant jazz, and ambient mesmerism are through combined in the high-energy music of Philadelphia-based trio Dysrhythmia. Formed in March 1999, Dysrhythmia represent the vision of guitarist Kevin Hufnagel and bassist Clayton Ingerson, a former music major at the University of the Arts in Philadelphia. Friends since high school, they worked together in the mid-'90s as members of Grey Division Blue. Although they separated for a couple of years, Hufnagel and Ingerson reunited in 1999 to work on an all-instrumental project that was "heavie...