It's self-effacing, it's hard-luck, the shtetl stories. All those Coasters things are an amalgam of Yiddish and black humor.
Without the BBC, the proliferation of television and radio channels by the private sector would simply result in more and more channels, with tiny audiences, all seeking to do the same thing. The future would be one of fragmentation - fragmentation without either plurality or diversity.
The dinosaur's eloquent lesson is that if some bigness is good, an overabundance of bigness is not necessarily better.