He covers music in a follow up article, https://www.alexmurrell.co.uk/articles/the-age-of-average-en...: "Chart topping tracks are becoming shorter, less melodically diverse and more lyrically repetitive".

According to him, it is not just tastes, it is the way musicians get paid:

"Streaming platforms pay artists each time a track gets listened to. And a “listen” is classified as 30 seconds or more of playback. To maximise their pay, savvy artists are releasing albums featuring a high number of short tracks."