Java8
Why Java 8 is not dead
- Because Java 9 breaks things
- Because Java 10 breaks more things
- Because Java 11 breaks even more things
And the cost/benefit relation of moving along Oracle's ideas seems not worthwile.
Examples
Mediawiki-Japi
Mediawiki-Japi/src/main/java/com/bitplan/mediawiki/japi/api/Page.java:[34,33] package javax.xml.bind.annotation does not exist