Nothing has changed since back then, except that the teevees have become smaller and hand-held. They've even made them to be able to get talked to and they'll even talk back
Movie cameras, back then. Filming the Bullitt chase scenes. TV, for the most part, was still using backdrops.
Some of Dad's projects that he never got to finish: 1948 Mororola 1950 Crosley Hallicrafter Super Skyrider