Systems and techniques for providing a master data framework. A source of audiovisual content transmits corresponding digital data to one or more endpoints, such as over a home network, where it may be buffered andor decoded for playback. This enables the maximum effect to be realized with the necessary minimum polishing, without setting special conditions and which is suited as a finishing tool. The light sources provide a light beams. The use of decreased extrusion pressures also results in increased uniformity in aerosol generation and improved reliability of other components.