The summer break is a time for Formula 1 teams to recuperate before a busy finale to the season, but team bosses will have spent plenty of time thinking about their next moves on and off the track. Sauber arguably have more to think about than anyone else on the grid given their current predicament. Current driver Valtteri Bottas and Zhou Guanyu have both failed to score a point and that looks unlikely to change given their recent performances. The Chinese driver rarely threatens to reach Q2 in qualifying, while even with all of his experience, Bottas simply can’t hold onto a place in the top …