Technology has only become important to utopian proposals recently, but they have always depended on instrumentalist and rationalistic thinking. Plato's Republic, Tommaso Campanella's City of the Sun, and Thomas Moore's Utopia were all based on regimenting and bureaucratic ways of managing people.
We have to notice how these early utopias are incredibly authoritarian and, to our eyes, are really dystopias. Consciously created dystopias based on technologies…