For two computers to communicate, you must set up a well-defined rule so that both the sender and the receiver know what to do with every piece of information.

Jean Valjean set the two candlesticks on the chimney-piece, where they glittered to the great admiration of Toussaint.

But talk of a new set-piece confrontation between two military blocks that spend most of their time and energy planning to fight one another is wildly overdone.