Audio or audiovisual material not previously distributed to the public is made available for licensing or worldwide distribution by way of a retail market by Internet, home video devices and television-based distribution. Rehearsals of events, and novel content, including practice sessions, musical clinics and related educational material may be recorded and distributed in advance of, contemporaneous with, or following the events with open or closed circuits, and with remote locations connected in real-time or otherwise on a time-delayed basis.