Mercedes were top of the class in 2014 with Rosberg likely to pose an even stronger challenge to Hamilton next year; Red Bull are hamstrung by their engines; while Ferrari and McLaren need to knuckle down and find some continuity unless they want to find themselves in detention again.
While risk and racing have always gone hand in hand, racing drivers are far from the adrenalin seeking mavericks they are sometimes portrayed as. From wheel to wheel racing at speeds in excess of 200mph to the intricacies of car set up, every decision is precisely calculated. The fear of getting it wrong and making a mistake is what drives them to the pursuit of perfection. In this moving film 13 time Grand Prix winner, David Coulthard talks about his personal experiences of racing on the limit.
Demise of small independent teams is sad but it's a reality of Formula One in its current form, with revenues split so unequally.
The controversy over the ban on driver coaching via team radio has ignited plenty of debate but don't expect it to shake up the grid.
Watch David Coulthard speak openly about Monza 1995 and how he recovered from his mistake.
Declining audiences have led to fears that F1 has lost its way but sport is in good shape as long as it listens to its fans, stays true to itself and allows its protagonists to race freely
Watch David Coulthard's first-hand insights on the team order he received at European Grand Prix in Jerez '97.
It has been clear for some time that Adrian needed a break from F1. This way Red Bull get to keep his experience on tap, and keep him out of the clutches of their rivals.
Watch David Coulthard's insights on the Monaco Grand Prix, which is known as the jewel in the crown of Formula 1.
The two biggest names in Formula One cannot buy a win at the moment but success in F1 is cyclical. Once all the building blocks are in place, their turn will come again.
Bahrain was a brilliant race but let's not get carried away. The new technology is still not quite there yet, with the knock-on effect on driver weight a serious concern.
While there was much to admire about the new regulations at the first race in Melbourne, one aspect left me cold: the rather muted sound produced by the 2014 machines. We must listen to our consumers.
After a difficult winter, the reigning champions appear to be staring down the barrel. But a week is a long time in Formula One. There is still plenty of time for Red Bull - if they work together.