Us holdouts would like to have somewhere left to run to too.

So by that metric, Java is a significantly better choice still ;)

There are all sorts of optimizations that are much harder to do in a non statically typed language. There are also all types of guaranteed safe automated refactoring you can do with a statically type language. I shutter to think about using a non type safe language with a large code base.

If that's your metric, java has many more developers (millions more, in fact).

It’s still fairly easy to have subtle memory leaks in JavaScript code due to the way closures can keep variables in scope indefinitely.

https://blog.meteor.com/an-interesting-kind-of-javascript-me...

You can still on the current Apple TV. In fact if your app is just full of video content or similar then you probably should.