Formula One is deep into its second full season under its new owners at Liberty Media and the picture is beginning to emerge of how the leading series in motor racing will look in the years ahead.  Speaking to broadcaster Nicki Shields at the Black Book Motorsport Forum in London, the ever-quotable F1 managing director of commercial operations Sean Bratches covers everything from a first-ever marketing campaign to the launch of F1TV, the retirement of Fernando Alonso, the need for greater competition and pioneering engineering, a revitalised sponsorship offering and plenty more.