Feedback requested …
I used used a binary editor to study the data in the black space of one of Q's PNG images and it was all zeros, literally all black, no message encoded in it. Took the PNG apart section by section, studied the PNG spec and the coding.
Go ahead and look for steganography and maybe you will find something; I didn't.
Ever heard of a green screen?
They can composite any image they want behind a person being interviewed. You really can't infer anything by the background that is displayed on a TV stream.