A casual scan of #hackernews commentaries (on any topic that touches broader questions and tests our moral attitudes) reveals that the majority of techies (strictly speaking those who comment there, but it should be reasonably representative) is completely money-driven and does not have any sense that they bear responsibility for the impact of the digital society they help create.
"Creating value" ("making it") in a rigged financial game of greater fools) easily dispells any dark thoughts.