A new apartment complex in Hamburg, Germany, intends to generate heat, as well as revenue, from growing the micro-organism. The five-story Bio Intelligent Quotient (B.I.Q.) building, which was expected to become fully operational on Wednesday, has a high-tech facade that looks like a cross between a Mondrian painting and a terrarium but is actually a vertical algae farm. — nytimes.com

... a cache of biological samples appeared through the criminal networks of Mumbai, in the vain hope that it might provide new marketable narcotic opportunities. The collective drive and expertise of the refugees managed to turn theses genetically-engineered fungal samples into a new type of infrastructure - providing heat, light and building material for the refugees. Dharavi rapidly evolved it's own micro-economy based around the mushrooms. — tobiasrevell.com