There's also state spyware like FinSpy that makes it seem like your phone is being turned off, or that airplane mode is activated but it's not so they can track

There's also state spyware like FinSpy that makes it seem like your phone is being turned off, or that airplane mode is activated but it's not so they can track you and listen in. Your baseband can also be sent silent sms for precise tracking, or sent commands to auto answer and turn on the mic without you ever knowing. Phones can also be bricked this way if the goal is just shutting down communication. Your carrier can also be coerced into OTA updating the SIM to broadcast your location, intercept voice, or programmed to use rogue BTS set up by police instead of regular towers. Welcome to the dystopian future here's your portable state spying device