Literacy & face recognition: Learning to read directly impinges on brain regions for recognizing faces. Everyone in a literate culture is measurably worse at face recognition. Henrich, The Weirdest People in the World, 2020

Pilots & manual flight: Documented crashes from manual skill loss, most notably Air France 447 (2009). Overall trend: significantly safer flying with automation. Fatal accidents dropped from 1 per 3.5M flights to 1 per 5.6M flights over the past decade. IATA · 99% Invisible, "Children of the Magenta"

Calculators & math skills: Decades of fear that calculators would erode math skills. A meta-analysis of 79 studies found "no loss in student ability to perform paper-and-pencil computational skills when calculators were used as part of mathematics instruction." Hembree & Dessart, JRME, 1986

To expand your theoretical understanding of technology and human capabilities:

• Marshall McLuhan, Understanding Media (1964), Chapter 4: "The Gadget Lover: Narcissus as Narcosis"
• Donna Haraway, "A Cyborg Manifesto" (1985)