For a good year Sebastian Vettel stayed in the relative lull, but in recent weeks the four-time Formula 1 world champion has been appearing in the public eye with increasing frequency. His test with the Porsche hypercar (and possible participation in the 24 Hours of Le Mans?) is bound to prompt a media appearance. Nor did Vettel previously rule out a return to Formula 1. Indeed, he admits to having spoken to several team principal.