Oh please just get off your pedestal, skip the sandals and go barefoot then.
Agreed. Soapbox.
As for feet evolving on the African plains for 2m years, a similar toughness might be said for Sherpas ,although this next example is just use, not genetics: Their hands are like tough leather, thick enough to pick up hot metal pans or lanterns. Ask me how I learned that lesson, thoughtlessly did the same and felt skin sizzle at 18,000 ft.
With my surgically repaired left great toe and a nutcrackered compression fracture in the mid-foot, I cannot even wear tennis shoes around the house. Lots of individualization here. Mid-weights + a stiff carbon under-insole is what I must use.
Take a look at Salty's salty comments earlier. Spot on.
