This weekend, the Outer Sunset is throwing a party. Ploverfest marks the one-year anniversary of Sunset Dunes, the park that replaced a stretch of highway along the Great Highway. There'll be music, family-friendly activities, and presumably a lot of self-congratulation from the folks who pushed this transformation through.

Let's give credit where it's due: turning underused infrastructure into public green space isn't inherently a bad idea. Parks are good. Families enjoying the outdoors is good. Snowy plovers — the shorebirds the festival is named after — are objectively adorable. Nobody's arguing against any of that.

But one year in, it's worth asking some honest questions. How much did this conversion actually cost taxpayers? What's the ongoing maintenance budget? And has anyone measured the traffic impact on surrounding Outer Sunset streets now that a highway has been turned into a dune habitat?

San Francisco has a well-documented habit of celebrating the idea of projects while quietly ignoring the price tag and downstream consequences. We rename things, throw festivals, and pat ourselves on the back while residents in adjacent neighborhoods deal with rerouted traffic, longer commutes, and the reality that city resources are finite.

The Outer Sunset deserves nice things. Every neighborhood does. But "nice things" funded by taxpayer dollars deserve scrutiny, not just streamers and live music.

If Sunset Dunes is genuinely working — if it's well-maintained, fiscally sustainable, and not just pushing problems onto neighboring blocks — then great, let's celebrate. But if it's another San Francisco vanity project dressed up in eco-friendly branding, a birthday party won't change the math.

Enjoy Ploverfest this weekend. Pet a dog. Listen to some music. But maybe also ask your supervisor what this park costs per square foot to maintain. That number matters more than any anniversary balloon.