I'm not seeing many people taking about it online when talking about music player on Linux, So I make this post to spread the word https://www.nokarin.xyz/projects/aqloss#download , https://flathub.org/en/apps/xyz.nokarin.aqloss
It does look nice. Layout is the hardest part to get right, there's no one size fits all, so opinionated players like that can run into a lot of empty space like shown in the screenshot.
My boring arse theming might give the wrong idea of Fooyin, but you can really make anything you want out of it, and layouts for every occasion.