Car AC, Garmin 955, Specialized TT Face Sock

Endurance Innovation is now on Patreon [https://www.patreon.com/enduranceinnovation]! Have a peek at our page and show us some love. * 3:00 on when to open your car windows * Average vehicle has a CdA of 0.6, so only ~11kW or 14hp used to overcome aerodynamic drag for the average car at 100kph * Average vehicle AC units consume 1.5kW - 3.0kW (2 - 4hp). 1.5kW / 2hp costs the equivalent of adding 0.11CdA at 100kph * The higher the speed, the greater the CdA hit of opening windows * Not much hard Cd data on open windows vs closed windows, but a convertible vs a hardtop delta is  * 0.32 Cd for a hardtop and 0.36 Cd for a convertible * 13:45 Michael’s first impression of the Garmin 955 * Solar feature is underwhelming * Excellent optical sensor * Still full of bugs * Very good (seemingly) GPS tracks * 25:30 Andrew remembers the Platysense Marlin  * 28:00 Speculating about the new Specialized TT helmet face sock