Sebastian Vettel has suggested that Formula 1 would perhaps be better inspired in returning to simple V10 engines running on sustainable fuel rather than relying on costly hybrid turbo units, but F1 managing director Ross Brawn has emphatically rejected the German's idea. Vettel's pitch for the relatively unsophisticated internal combustion units was delivered after his demo run onboard Nigel Mansell's former Williams FW14B at the British Grand Prix last July. The Aston Martin driver enthralled fans - and indeed many n the paddock - at Silverstone with a series of high-pitch, screeching laps onboard the V10 Renault-powered machine. Vettel later went as far as to suggest that F1 was perhaps...
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