> "...just alter the density of air so that we don't need to worry about lift for these airplanes we're building; they'll just be buoyant!". By and large, you c

> "...just alter the density of air so that we don't need to worry about lift for these airplanes we're building; they'll just be buoyant!". By and large, you can do that kind of thing in code... A wonderful metaphor. Thanks.