There's a trend of artists releasing "stripped" versions of songs, which typically don't have drums or heavy production. Try searching for those.
There have been a number of artists who have released stems of songs/albums.
or drumless versions of bad albums, making them better...
What did I miss? People hate drums now?
Remixes and sampling
You can enjoy song covers just as much as the original song, the same way having drumless songs isn't a statement against the original "drumful" release.
Others said it already, it serves well for other artists to easily sample and remix the songs.