World Model · podcast knowledge graph

Service Request #2: Why Is This Red Light So Damn Long?

2026-03-24 · 28 min · 9 entities

episode page audio

Asserted relationships

  • → hosted by Roman Mars person
    0.55
    evidence rules-v4
    Feed author/publisher: Roman Mars
  • → discusses Arts concept
    0.40
    evidence rules-v4
    Feed category: Arts
  • → discusses Design website
    0.40
    evidence rules-v4
    Feed category: Design
  • → hosted by SiriusXM Podcasts and Roman Mars company
    0.40
    evidence rules-v4
    Feed author/publisher: SiriusXM Podcasts and Roman Mars

Entities found in this episode

concepts 3

  • mentioned Arts concept
    0.50
    evidence rules-v4
    Feed category: Arts
  • 0.42
    evidence rules-v4
    Service Request #2: Why Is This Red Light So Damn Long?
  • discusses Arts concept
    0.40
    evidence rules-v4
    Feed category: Arts

persons 2

  • mentioned Roman Mars person
    0.70
    evidence rules-v4
    Feed author/publisher: Roman Mars
  • hosted by Roman Mars person
    0.55
    evidence rules-v4
    Feed author/publisher: Roman Mars

companys 2

websites 2

  • mentioned Design website
    0.50
    evidence rules-v4
    Feed category: Design
  • discusses Design website
    0.40
    evidence rules-v4
    Feed category: Design
Episode description as stored
What the world's most advanced traffic system can—and can't—do for the city that invented gridlock. What infrastructure mystery keeps you up at night? Submit your Service Request by recording a voice memo with your question and emailing it to servicerequest@99pi.org . Service Request is a production of 99% Invisible and Campside Media . Subscribe to SiriusXM Podcasts+ to listen to new episodes of 99% Invisible ad-free and a whole week early. Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus . Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.