A Pennsylvania rape suspect was tracked down and arrested in New York City after broadcasting his location through his own Facebook Live videos — a just result that exposes the voluntary surveillance grid every American carries in their pocket.

Larry Pappy Johnson, 37, of Pittsburgh, was taken into custody Thursday on Staten Island by Pittsburgh police fugitive and special victims units working with the NYPD's warrant squad, according to the Mechanicsburg Patriot News. Johnson faces rape, sexual assault, robbery, indecent assault, indecent exposure, false imprisonment and harassment charges stemming from an Aug. 8 assault on Pittsburgh's South Side.

Here is what the evidence shows: Surveillance camera footage captured Johnson carrying a limp woman to a corner of a parking lot and sexually assaulting her, according to a criminal complaint cited by TribLive. The victim was found unconscious and naked around 3:30 a.m. on Aug. 9. She told police she could not remember anything after consuming a 52-ounce drink and leaving a nearby bar. Her keys, purse and Apple Watch were stolen.

After hospital treatment, the woman used Apple's FindMy app to locate her phone at a house in Pittsburgh's Allentown neighborhood. A man there denied having her belongings, but neighborhood children told police their uncle did. The man returned the phone and watch and provided a phone number that was traced to Johnson.

Then Johnson handed investigators the rest. He took to Facebook to proclaim his innocence, writing: "I never touch a girl without a girl consent." He posted a Facebook Live video of himself singing about people telling lies about him. Each broadcast was a GPS ping. Each stream told police exactly where to find him.

The arrest is straightforward justice. The mechanism is the story.

Every phone is a tracking device. Every livestream is a voluntary warrant. Every social media post is timestamped, geotagged, and archived by companies that have built their business models on harvesting exactly this kind of data. SlashGear reported this week that as much as 90 percent of users find autoplay videos annoying — yet the tech industry forces them anyway, because the data consumption and engagement metrics serve the platform, not the person holding the device. The same infrastructure that shoves unwanted video into your feed also ensures that your location, habits, and associations are continuously recorded.

Johnson opted into his own capture. Most Americans opt into the same system every day without a second thought — checking in, going live, sharing their whereabouts to an audience that includes parties they never intended.

The founders debated liberty in taverns under British surveillance. They built protections against warrantless searches into the Fourth Amendment. They could not have imagined a world where citizens would pay for their own tracking devices, carry them willingly, and broadcast their lives in real time to corporations that hand data to law enforcement on request.

A rape suspect is off the street. That matters. But so does the fact that the panopticon that caught him is watching everyone else too — and it never blinks.