Service Workers are specifically designed to be short-lived and temporary [1]. They should be tied to events coming from the main script, which is subject to th

Service Workers are specifically designed to be short-lived and temporary [1]. They should be tied to events coming from the main script, which is subject to these new timing limits in the background. You should check your app against Chrome 56, as you might be in for a surprise. [1]: https://www.w3.org/TR/service-workers/#service-worker-lifetime https://www.w3.org/TR/service-workers/#service-worker-lifeti...