Comment by LoganDark

> the main problem with workers is that any data their working on needs to be copied in or side-loaded into them once they spin up

Isn't this no longer an issue thanks to SharedArrayBuffer?

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Refe...

I believe the ONNX Runtime uses this for multithreading on the web, see https://github.com/nagadomi/nunif/issues/34