Incident on Putney Bridge

(700 words) It was early, just gone 7.30 a.m., the pavements of the City of London still sparsely populated. Suited young men and women scurried to offices like robots, perhaps hoping to arrive early enough to impress their bosses. Towering buildings, beacons of opulence, homes to banking headquarters and financial institutions, dominated the area. Within their hallowed myriad offices, computers communicated thousands of impenetrable transactions a second with similar institutions in unimaginable places.