Social organizations require some sort of glue to bind them together. They need ways to maintain cohesion despite vagueness and to obscure (small) errors. There is a cap put upon max individual output, but aggregate output is much higher than whatever a collection of individuals could attain. This is a very basic dynamic that is lost amidst a cult of individualism that refuses to admit to any good greater than themselves.
Yes - the CEO talking to the board in this way would lose credibility. But a CEO failing to deploy this jargon correctly would also lose credibility with the board : it's obvious he doesn't know how to lead.
What I would like to see is a study of the ratio's between corporate speak and technical speak - and the inflection points at which too much of either causes organization ruin.