I do find myself drawn in to the ITV coverage although the ads are very, very irritating and you only get 45 mins of cycling in the hour I reckon.
The TdF just shows you what can be done if you modify human beings enough.... ;-)
Yesterday Chris Boardman demonstrated the effect a headwind has on you and how drafting saves a lot of effort. This almost always shown when the peleton bears down on the heroic breakaway rider...
He said it was as much as 80% extra effort required above 20 mph. Think that's right.
Aerodynamics are key to using less energy on all vehicles. Human powered machines are no different yet most people believe aerodynamics only work on windy days on the level.
Alibali
Now I know I need a team to assist my progress into the wind along the canal in the morning. Ideal route for something lower;-)
Last 'aero' note.. watch how low the Manx missile goes into sprints at....