IMHO shrugging it off as “superficially plausible text” is the extreme to the other side.
We’re past plausible text since GPT-2 and it’s undeniable that the technology is making waves right now and is having an impact.
As you can’t judge the impact of the Industrial Revolution by the first steam engines, you can’t dismiss the impact the technology is having right now.
In writing code, yes. But has there been an actual positive impact in other fields?