To most humans, the following sentence makes little sense: "Symbol ticker = 'MAN' country = 'US' cusip = '56418H100' isin = 'US56418H1005' / symbol changesign = '+' caltype = 'percent' 2.5 / change to price value = '44.52'."

But to a new breed of computers specially programmed to trade automatically on the latest news stories, it could be enough to make a huge sum of money.