Luke Fowler pays tribute to the work and musical ideas of Martin Bartlett (1939-93) a proudly gay Canadian composer who during the 1970s and 1980s pioneered the use of the ‘microcomputer’. Bartlett is hardly recognised, never mind canonised, in cultural life. He researched intimate relationships with technology and was particularly interested in handmade electronics where, as he states in one of his performances: “the intimacy of handcraftedness softens the technological anonymity creating individual difference making each instrument a topography of uncertainties with which we become acquainted through practice’.