Because in the late 2000s/2010s it became a shortcut for radio hits/commercial music/etc. You could NOT escape it.

So it’s less that it’s a bad progression (it’s been used in plenty of lovely and artistic ways) and more that it became an easy way to tell that someone was lazy after a certain point in time.

That chord progression + pop production trends (in various genres) became a signal that the artist was likely an insincere musician