Rei is a young inventor living in the U.K. in the middle of the 19th century. Shortly before the first ever World Expo, a marvelous invention called the "Steam Ball", behind which a menacing power is hidden, arrives at his door from his grandfather Roid in the U.S. Meanwhile the nefarious Ohara Foundation has sent men to acquire theSteam Ball so that they can use its power towards their own illicit ends. 大友眼中的科技永远领先对科技本身的认识。大友的商业之作。剧场版的制作费用。科技「以人為本」的疑問。战争与科学。Steamboy(蒸氣男孩)...。華爾無實。科学不是杀人武器。架空历史,但对社会文化的描述有点单薄。STEAMBOY。