Yeah, I can't figure out where this "voice" comes from and it is so impossible to get rid of. It is so grating.
The problem is that everyone (well, too many) is now using the same "voice" when writing.
So no matter how good or thoughtful the writing is it gets tiresome.
Man invents text generation machine.
Man generates text.
It's the unholy trinity of pundits, marketing, and HR.
Their writing was already painted into this corner long before the LLM epoch and they continue to publish more than anyone else.
You can suggest a different one and it works pretty well, the bar is very low.
I asked for hemingway in a planning document one time and the result was highly amusing to everyone. "We will not wreck it with small greeds." was an all time favorite for me.