You can add your blocking JS code to a WebWorker which will execute on a background task. This makes your UI responsive and keeps your number crunching from you

You can add your blocking JS code to a WebWorker which will execute on a background task. This makes your UI responsive and keeps your number crunching from your users perception. You can learn more about workers at https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers_API/Using_web_workers https://developer.mozilla.org/en-US/docs/Web/API/Web_Workers...