Totally. Sometimes [Hanlon's Razor](https://en.wikipedia.org/wiki/Hanlon%27s_razor) applies too -- often times the easiest thing to do is pile on without refactoring anything. And what makes sense in the scope of one PR doesn't necessarily make sense holistically over several years of changes.
Most folks aren't incentivized or simply don't bother to think through things and try harder. The "this way looks more smart so I made it all complicated" thing definitely happens too, but in eng orgs like I'm part of where we go through design reviews to try and cull that sort of thinking, the other less-intentional version is still common enough to be a problem at scale.