Jeff Posnick

Sure thing—I'm still concerned about those `\\` characters I see your manifest URLs, though. Could you share your build configuration so that we could figure out what's leading to them?...

There are `FetchEvent` routing use cases where you'd want to match against multiple patterns. E.g., matching against multiple CDNs whose URLs are different enough that they can't be combined via...

(I'm moving over some of the latest thoughts from the [Twitter thread](https://twitter.com/devongovett/status/1186081401122086913), as the latest thinking there doesn't match the initial proposal.) > About updates: if, inside your fetch handler,...

If I were to summarize some concerns here, there are at least three competing interests to keep in mind when designing whatever you go with: ## Preventing inconsistency Loading most...

My personal opinion is that "preventing inconsistency" has to be your top priority, and I think it's worthwhile to make "preventing performance regressions" your second priority. So I think you...

FWIW, an example of a service worker that shares conceptual similarities with what [Jake describes](https://github.com/parcel-bundler/parcel/issues/3661#issuecomment-544536726) can be found as part of [this AppCache Polyfill library](https://github.com/GoogleChromeLabs/sw-appcache-behavior). One difference is that in...

Since there's interest from the community, I'm very happy to let others implement the actual code for this feature, and I could contribute relevant documentation once that's in place.