Originally Posted by
refthimos
This is simply false. True aero wheels ARE faster at sustained high speeds (actually, all things being equal, they are faster at high speeds, it's just that their advantage increases as speed increases).
In the group rides that I do, where you need 50kph just to hold the wheel in front of you, aero wheels make a difference. Especially when it's your turn on the front.
Aerodynamics matter measurably. Weight does not.