Exactly. It seems many people conflate the issue.

I could definitely be wrong. That's how it was explained to me in passing by a co-worker.

well it doesn't make sense... why move away even from server-side java? I mean, you guys can use kotlin which is a combination of all the goodies (functional + ergonomic + type-safer than java/go) that has good java interop... and kotlin's even the official language for android projects...