Six years ago, Jenson Button and Brawn GP struck gold when the Mercedes-powered BGP 001 turned out to be ‘a monster of a car’. By taking the chequered flag at Bahrain International Circuit, the Briton secured his third win out of the first four races, thus paving the way for his eventual 2009 title. When one thinks that Brawn GP spawned from Honda Racing F1 Team after the Japanese manufacturer had elected to pull the plug on its F1 programme…