I think the problem isn't that there's less quality TV, but rather that the growth of quality TV has been much less than the growth of the amount of TV broadcast hours per day,which has resulted in a plummeting quality/garbage ratio.
It's still there, but the task of finding it is much harder.
Reductionist and proud of it.
Being ignorant is not so much a shame, as being unwilling to learn. Benjamin Franklin
Chase after the truth like all hell and you'll free yourself, even though you never touch its coat tails. Clarence Darrow
A person who won't read has no advantage over one who can't read. Mark Twain