Originally Posted by
megan
An experienced ppruner once explained to me the inherent problem with accuracy for dumb bombs. The flight of a bomb relative to the ground is strongly affected by wind. Most sights had provision for adjusting for wind at the aircraft's altitude, but wind strength and direction normally vary with height; precise wind speeds could not have been known, and it's doubtful if a sight could have been devised that would compensate for them. So however exquisite the optics and ingenious the computation of a bombsight, it was always hit and miss, and mostly miss; hence dive bombing, and the first guided weapons, especially for naval targets.