Every Spotify wrapped is put together by hand

I had a good chuckle at this

I'd guess managing labels, podcasters, marketing & ads + moderation takes a huge chunk there.

I would like to say "curating the library" but it's probably license paperwork and negotiations with the rightsholders.

Probably those require a lot of local branch offices for legal reasons, so that's a lot of HR/admin overhead.

the constant interface overhauls they do, probably