Two replicas of Dan Flavin ́s sculpture “Roses” (also known as “Barbara Roses”) from the year 1962. One contains an “Aerolux Flowerlite” gas discharged light bulb, as originaly used by Flavin. By the other a Japanese “Kokka Hana” incandescent light bulb with hand made glass objects inside replaces the original. Both bulbs were patented in the 1930 ́s. A computer generated video loop refers to the „high definition optical disc format war“ between 2006 and 2008.