Vivian Lay

You also heard Vivian Lay, supervising producer at 99PI, and her husband, Cody Franklin.

We're going to go to our pub now.

What infrastructure mystery keeps you up at night?

Is there something in your life that you use every day, but you don't actually understand how it works?

Submit your service request by recording a voice memo with your question and emailing it to servicerequest at 99pi.org.

And remember, the next time you're stuck in traffic and you are cursing the lights, know that somewhere there's an engineer who has spent years trying to steal back seconds on your behalf.

one green light at a time.

I'm Delaney Hall.

Infrastructure is everywhere, and we are here to help you decode it.

Service Request is a production of 99% Invisible and Campside Media.

The show is produced and fact-checked by Julia Case Levine and edited by Shoshi Shmulevitz.

Mix by Iwin Lai Tramuen.

Theme song and music by Swan Rayal.

Show arts by Aaron Nestor.

Roman Mars is our boss at 99PI.

Kathy Tu is 99PI's executive producer.

Matt Scher is the executive producer at Campside.

We are part of the SiriusXM podcast family.

You can find us on all the usual social media sites, as well as our Discord server.

There's a link to that, as well as every past episode of 99PI at 99pi.org.