7:32 AM | Waterloo Station, London The escalator groans under the weight of rush hour, but my feet don’t. The Biom 2.1s feel treasonously light for leather boots—like wearing shadow instead of shoe. Yak leather, ECCO claims. I’m half-expecting them to hum Tibetan mantras. Instead, they absorb the Tube’s juddering with the indifference of a monk meditating through […]