There is a school of thought that stability ultimately breeds success, not just in Formula 1 but in any sport. Teams often talk of "three-year plans" to get them fighting at the front for wins and titles - although very few seldom ever make this self-imposed deadline as it goes sailing past with their concern still firmly entrenched in the midfield and no closer to toppling the trio at the front. If it goes wrong, someone else is brought in to relaunch the programme and adopt their own multi-year plan. It's a vicious circle that can be hard to break.…