I've read many similar closed issues, but haven't found a good documented solution on what can I do as a consumer of ky package if I need to support e.g iOS 10.0 browser (that breaks on async/await support currently).

I agree that it's not related to ky itself, but can be a nice help for the consumers of the package.

In our particular can we don't use babel (we use typescript), so I'm

What problem does this feature solve?

In the past, Brotli was not supported on nodejs servers.

If I understand correctly, this is now supported since a few months : nodejs/node#20458

This PR dropped support for Brotli : nuxt-community/axios-module#180

Maybe it's time to revert this BR because Axios is supporting it too : https://github.com/ax