I'm not sure this is ideal for users, no? Each time something is deprecated (e.g. nashorn in JDK15), I have to go check the long term support schedule, etc. And

I'm not sure this is ideal for users, no? Each time something is deprecated (e.g. nashorn in JDK15), I have to go check the long term support schedule, etc. And I have to imagine it's much harder to maintain, creating the potential for patchwork fixes across various JDKs.