We know the equations for flight. Why didn't they just build a 787 in the 40s already?
Oh, is it because the technology didn't exist and first had to be developed, in incremental refinements? Initial airplanes didn't even fly and half the people trying them died? Oh...
Oh, is it because the technology didn't exist and first had to be developed, in incremental refinements? Initial airplanes didn't even fly and half the people trying them died? Oh...