Not necessarily, you can be holding your phone normally and still film. Especially with cameras with wide angle lenses, you don’t even have to be pointing it at it. If you want covert then hidden cameras have existed for decades and continue to get smaller and cheaper. If someone wants to live stream without your knowledge, they’re not going for bulky expensive sunglasses.
But those devices are obvious when in use for filming. Like the Google Glass fiasco a decade ago, there’s going to be a backlash against people wearing cameras all the time leaving everyone around them with no idea if they’re being filmed or not.
Not necessarily, you can be holding your phone normally and still film. Especially with cameras with wide angle lenses, you don’t even have to be pointing it at it. If you want covert then hidden cameras have existed for decades and continue to get smaller and cheaper. If someone wants to live stream without your knowledge, they’re not going for bulky expensive sunglasses.