This headline was too easy. After all, the 14-acre Presidio Tunnel Tops, which opened on July 17, was three arduous decades in the making. How did a wrecked roadway — structurally compromised by the Loma Prieta earthquake — become a prodigious park? In short, it is the culmination of an all-out community effort, from the ingenious concept itself (thank you and RIP, Michael Painter) to the more than $98 million fundraised (the total project budget was $118 million) to the programming designed to create a welcoming environment (hence the reference to it as “a parkway for the people”).