• I'm amazed nobodies thought to commercialise the "active head-cooling system with a 7-liter tank and a peristaltic pump to circulate ice water through the helmet liner"

  • I'm amazed nobodies thought to commercialise the "active head-cooling system

    Well, since 1992 helmet manufacturers have progressively thrown protection under the bus in search of ventilation, and it turns out that you don't need a helmet anyway.

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