Yes by ultra focus on tech, we can provide a decent living, but lack the bigger picture and become the peons of those who know better, and can articulate their view clearly and logically.

E.g. look at any PG essay that tried to talk about broader philosophical or political issues and you'll see this limitation. His frame of reference is stuck in a recent enlightenment framing of the world. Granted, PG is indeed a great communicator in technical fields.