‘Things’ in architecture include buildings, but depending upon the scale at which we observe and experience the world it also comprises streets, rooms, windows and nailheads. With the rise of the digital these hard, finite material things are rapidly melting into air. The fluidity of the modern world, à la Zygmunt Bauman, means that the traditional division between theory and practice, between what advanced architects one hundred years ago would have understood as the dichotomy of ‘architecture’ and ‘building’, no longer obtains. This paper takes Reyner Banham’s initial essay on tradition versus technology (‘Stocktaking’, Architectural Review February 1960) as its starting point, but inverts his dichotomy. If, according to Elizabeth Dille...