It is interesting to note the alliterative name of this phenomenon. Research shows that alliteration improves processing fluency for our brains, which results in a term featuring alliteration being perceived as truer than one without — see this for a nice overview of the processing fluency field. I believe that Quiet Quitting has become an important concept in the mind of the public because the processing fluency of its awesome new name has resulted in it being perceived as ‘the truth.’