[simplotek]

> iOS app?

I'm sure you understand that iOS's problem is not technical but business constrains.

> An OS kernel?

https://en.m.wikipedia.org/wiki/JX_(operating_system)

> Anything real-time?

https://en.m.wikipedia.org/wiki/Real_time_Java

[oflebbe]

if your only tool is a hammer, every problem looks like a nail.

[bottled_poe]

It’s been a while since I wrote Java, but real time processing was always just a C wrapper with JNI. Maybe it’s changed now?