LONDON, March 2 : The new 24-round Formula One season starts in Melbourne this week with 11 teams on the grid and the biggest technical changes in decades. The following looks at some of the big talking points. WHAT WILL THE RACING BE LIKE IN THE NEW ERA? A big question, one that has caused some concern with drivers having to coast to gather energy and then manage deployment in the new engine era. That could see differences in speed and more overtakes as a result of strategy. Red Bull's Max