For generations, Hong Kong's property market has rested on the certainty that human movement creates value — that the crowd passing a storefront is the source of its worth. JD.com's HK$35 billion expansion into the city quietly challenges that certainty, proposing instead that a location's place within a logistics network may matter more than the footsteps outside its door. It is a wager not merely on e-commerce, but on whether one of the world's most expensive real estate markets can be persuaded to measure value differently.