Sometimes the cube is dispensed with for good reason; designer Torsten Ottesjö's Hus.Ett is designed to be less of a machine for living in the Corbusian sense, and more like an animal evolving with the natural landscape:
A house in the countryside with the character of a living creature that is adapted to its surroundings. An animal evolutionarily adapted to house people. What about the shape of an animal that has evolved in the landscape?
More at Hus.Ett: Lovely Wooden Swedish Microhome Challenges the Cube