Comment by tossandthrow

> you have JS in production; your TS is only in dev.

As my sibling says, this is wrong. We indeed have TS in production.

Even for the parts that are being compiled to JS: You wouldn't say: You can not have C++ in production, only binaries.

The fact is that we don't write any JS as a part of our platform.

> It's not that you can't; it's that you choose not to

I think I made that quite clear in my comment.

> a language across the entire stack with mature wide adopted frameworks and libraries