Buchignani: Formula One season enters last lap. So what's next?

After eight months and 21 races, the checkered flag comes down on the Formula One season at this weekend’s Abu Dhabi Grand Prix.
Too bad the race means nothing, given that Lewis Hamilton and Mercedes have already secured the drivers’ and constructors’ championships for a record-matching fifth straight time.
If nothing else, the event gives diehards one final fix as F1 goes into hibernation for the winter before it re-emerges in Australia in March.
Between now and then, team fac