maltiv said:That looks like a much better position imo. His position this year was way too strained and looked extremely uncomfortable.
It's always hard to know with this things, but indeed it seems like there is am improvement on aerodynamics with a flatter back and on overall comfort.
LaFlorecita said:Compare the Dauphiné pic with the July 2009 pic
Don't underestimate the effect of the breathing movement.
I don't think he was fat per say, it looks like he is has too much muscle in the 2013 pic. Just look at the definition of his leg muscles.
Obviously too much muscle is just as bad as too much fat when it comes to climbing.