It's worse. The phone manufacturers have one set of names and the 3rd party charger manufacturers like Anker and RAVPoewr have their own. My experience is that

It's worse. The phone manufacturers have one set of names and the 3rd party charger manufacturers like Anker and RAVPoewr have their own. My experience is that USB-PD actually works as advertised, but it's really difficult to tell if a device actually supports USB-PD.