I doubt it ever would become the standard unless everyone was using third party libraries that forced it in some way, most likely opaque by default which would

I doubt it ever would become the standard unless everyone was using third party libraries that forced it in some way, most likely opaque by default which would cause plenty of devs headaches, right? The easiest path will always be the default for the majority of devs, with a simple "timer" type solution being the easiest to implement in pretty much all cases except where otherwise it's literally forced on them.