I can't claim to have ran the numbers, but I suspect the amount per year of "serious" sci-fi media that was also good from those days is similar, if not lower t

I can't claim to have ran the numbers, but I suspect the amount per year of "serious" sci-fi media that was also good from those days is similar, if not lower than today. And today we also get the adventures and horrors and thrillers with scifi dressing as well - some good and some bad like everything else.