Socrateswannabe, what you are saying is certainly true of the new crop of Circuit Overseers , cooky-cutter types, highly trained in their specialty, not renaissance men. Outside the box thinking does not have to come from outside of establishments though.
case in point: the US Moon shots. Von Braun wanted to build solid permanent stations,* stepping stones to Mars, but a staff engineer had a cheaper plan:-- leave big, leave little behind, come back on a parachute, each. * like big branches