Yes, I've seen this syndrome coming from (pretty senior) management far more than from developers. My suspicion is that it's more about padding the CV than just

Yes, I've seen this syndrome coming from (pretty senior) management far more than from developers. My suspicion is that it's more about padding the CV than just "feel[ing] more important" - they may well be behaving rationally at the individual scale, they're just responding to perverse incentives in the job marketplace.