Randonneurs (randos), use metric for distances; it'll make them feel like a longer ride: rando chat‽

[LASER_BEIGE]

Souplesse Casings and Bike Soup - The Tire Thread

A few tri companies allegedly designed their bikes around “age grouper” speeds for this reason. Randonneurds should absolutely be thinking about this if their goals include anything beyond “doing it just because”. 7+ hours is a long time and those marginal gains have quite a while to start stacking up.

Let stalk randoaero

The Fascinating Aerodynamics of Bikepacking and Bicycle Touring - CYCLINGABOUT

Top tube bag
Jerrycan/gastank
Buttrocket

Reasonably aero bars/position

Fenders?