2 Persuading a blue-chip company to use the software and prove to others that it works. For some weeks Russell Anderson had worried about work that was reaching him from Calcutta

(now Kolkata) across his virtual private network in the Buckinghamshire headquarters of Syplan, the company he launched with colleague David O’Mahony in 2006. Syplan was betting its future on new software called Clear Thought, designed to help FTSE 100 companies analyse business performance. It had outsourced software development to a team in Calcutta.