On 10/9/2018 1:21 PM, Emanuel Berg wrote:
1) When you ride a road bike, should your upper
back/neck section be "concave", i.e.
just hang on the shoulders, or should it be
"convex", like an arc from one shoulder
to another?
-snip-

Or that sideways twisty thing like Patrick Sercu:

http://i0.wp.com/ciclismopassion.com...?fit=960%2C691

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Andrew Muzi
www.yellowjersey.org/
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