There has always been a lot of marketing an airing to make music catchy. The entire “Motown machine” wasn’t about the artists, it was about the writers, producers, choreographers etc and making sure music was “acceptable” to a wider audience.
The graphic that I saw:
https://x.com/antonello/status/1781197022910947492
To be clear: I'm not arguing that it was better, just more memorable, uplifting or touching. Actually, in ye olden times, "commercial music" was a synonym of bad and "quality music" was expected to be minoritary.