Quietly, Flavio Briatore walked through the paddock in Austria. By now, the Italian is 74 years old. Yet the former Benetton and Renault team boss recently decided to embark on a new adventure in Formula 1, this time as an advisor to Alpine. No doubt, the - on the face of it - worsening relationship between his drivers Esteban Ocon and Pierre Gasly is a concern for Briatore.