Reciprocity Whenever human activities incorporate machines or rigidly prescribed procedures, the modes of human interaction change. In general, technical arrangements reduce or eliminate reciprocity. Reciprocity is some manner of interactive give and take, a genuine communication among interacting parties. Ursula M. Franklin, The Real World of Technology reciprocity
Thermal Delight Roman Mars & Kurt Kohlstedt, 99% Invisible 99percentinvisible.org Thermal Delight in Architecture