The idea of the tool being embodied within the user as a "symbiotic tool"

• Licklider, J. C. R. (1960). Man-computer symbiosis. IRE Trans. Hum. Factors Electron. HFE 1, 4–11. doi: 10.1109/THFE2.1960.4503259
• Brangier, É., and Hammes-Adelé, S. (2011). “Beyond the technology acceptance model: elements to validate the human-technology symbiosis model,” in Ergonomics and Health Aspects, HCII 2011, LNCS 6779, ed. M. M. Robertson (Berlin: Springer-Verlag), 13–21. doi: 10.1007/978-3-642-21716-6_2