INSTRUCTIONS FOR THE FUTURE OF BUILDING. With its conventional building standards, the construction industry accounts for 30 to 40% of consumption of resources and energy, and approx. 40% of waste and CO2 emissions generated today. Within the context of global developments such as scarcity of resources, urbanisation and global warming, the construction industry now faces the greatest challenge in its history. Bauen 4.0® describes an innovative and sustainable construction system based on three fundamental pillars: wood as a building material, the cybernetic table and the Internet of Things.