The top-rated TV network has lower ratings than Amazon Prime and Netflix, and those are both dwarfed by ridiculous margins by social-media shows, including Joe Rogan’s. Hollywood now services only the far-left of America, and the decline of broadcast TV-based programming is so steep there’s no point even trying to build a conservative alternative.
Broadcast TV from the major networks is boring and unimaginative. Crime and medical dramas, lame sitcoms, left biased ‘news’, etc. At best I’ll get some football or other sports.
I can easily find entertainment on YouTube, or one of the many streaming services. To your point, the traditional networks offer little and attract less.
The PBD podcast on YT got the same number of viewers on election night as NBC News.
My wife and I still watch some major network products, though on a much-delayed basis: Lois and Clark, Moonlighting