In the old days, the rural landscape was dotted with the towers of the stone castles of the pseudo lord who did constant battle for lands and glory. Today the urban landscape is covered by the glass and steel towers of the lords who battle for commerce and industry. We are inside one of those towers now. Two men, one fairly old and the other fairly young, walk along the luxuriously carpeted floor of a spacious corridor. They pause at a door. On it is nearly lettered the legend Frank J Elsworth, Head of Security...