I'm not sure how many of them expose features that are literally not possible in Java per-se, but there are approximately a gazillion different languages out th

I'm not sure how many of them expose features that are literally not possible in Java per-se, but there are approximately a gazillion different languages out there that emit Java bytecode. Reading up on some of them might be enlightening. https://en.wikipedia.org/wiki/List_of_JVM_languages https://en.wikipedia.org/wiki/List_of_JVM_languages