The brainchild of Metal Church guitarist Kurdt Vanderhoof, Presto Ballet walks a musical tightrope between two sound worlds: The melodic hard rock of the late 1970s and 21st century progressive metal. On-again and off-again with a nearly constantly changing line-up -- depending on Vanderhoof's busy schedule with his main band and his related side project Druid, Presto Ballet's 2005 keyboard-drenched debut album, Peace Among the Ruins, was a dramatic collision of melody and force that drew rave reviews and favorable comparisons to the music of early Kansas, Symphony X, Yes, Rus...