Wavlake isn't #DeMu. It is a centralized platform and custodian. Yes, its artists' RSS feeds are playable and boostable in all Podcasting 2.0 apps but they don't surface self-hosted feeds... like literally all the other apps. They've chosen to be a walled garden.
Decentralized music means the artist is in complete control of their RSS feed, meaning their art (and ideally where the sats land) is self-custodied.
I know historically Longy has self-hosted tracks, so I hope that continues. LNBeats makes it easiest to visually separate and understand: 