Originally Posted by SpongeDad

when you're facing the accordion, you relax, roll off the back a bit coming into the corner, ease through the corner, catching up just as you exit and gently ramp it back up at a point where you are actually rolling faster than the guys in the pack. Done correctly, this is easier and less physically demanding than being at the back, braking to deal with the bottleneck and then having to really jump on it from a low speed to stay with the group.