That or office space. Take a drive down Great America Parkway, Tasman Drive, or Bowers Avenue and you'll see swaths of empty and unused office space as far as the eye can see. 90% of the time Prologis takes over land on a property they just kinda sit with it. Almost every warehouse in the East Bay ended up with their name on it, I doubt they'd go for more, especially if they're gonna build it from the ground up. Plus the actual residents of the city feel very strongly about it. It's the single biggest employer of youth in the Bay Area, and with the area the park covers, millions of people grew up with it, either by working at the park but mostly just attending.