Mark O'Leary's 2006 release, "Waiting," is a captivating journey into the realms of free jazz and avant-garde music. Under the Leo Records label, this 58-minute album presents a collection of nine tracks that challenge and engage the listener from start to finish. O'Leary's unique approach to composition and performance is evident throughout, with tracks like "Endgame" and "Godot" showcasing his ability to blend raw emotional expression with intricate musical structures. The album's title track, "Waiting," sets the tone for the record, drawing the listener in with its haunting melodies and unpredictable rhythms. Other standout tracks include "Lucky," a dynamic and energetic piece, and "Country Roads," a reimagining of the classic folk tune that is anything but traditional. With "Waiting," Mark O'Leary offers a bold and innovative exploration of sound that is sure to captivate fans of experimental music.