**Keith**, my main reason for posting is to note a date error in original story: The Morris worm struck in 1988 not 1998.

And while I'm at it, in (3) **Darby** said "with a bomb, you get to race against the force of gravity". Weapon designers have noticed this regretable shortcoming and take counter measures, for example, bomb dispensers typically throw smaller bombs out of planes are truely staggering speeds. Also, of course, "smart bombs" are have active propulsion.