It could soon be about saving, even with the federal theaters. The Volksoper may not have guessed it that way, but it was not idle. The 1150 square meter photovoltaic system already produces 394 MWh in its own electricity. The commercial managing director Christoph Ladstätter also mentions the “heat recovery” and also reports positive things on the income page. You would come to almost 87 percent utilization and have a record for sponsorship revenue with 1.1 million euros, although you cannot get past taking action. Card prices will be increased by seven percent for the next season, but the cheapest places remain unchanged “.