I don’t know about that.
Waterfall mostly died before the rise of blogs, of course, but around the dawn of Agile I remember lots of posts about how nothing was properly designed any more, nothing was ever finished, and you never knew what the specification was.
They used to be real engineers, but now it was just all chaos! They couldn’t design anything any more!
That's a difference in form, but not really a difference in content.
We have though. And they all received some version of "piss off, geezer."
Have you not noticed how the hype cycles and counter-hype haters buried most of the meaningful considered conversations about new technologies and methodologies across your career?