After a performance optimization at Google, the site went from being unusable for people with slow connections to usable, which caused so many users with slow connections to start using the product that avg. load times actually increased: danluu.com/web-bloat/
Cache Digests let HTTP/2 servers know what the client has already in its cache (https://t.co/JeKrigaChc). The library cache-digest-immutable uses a service worker’s fetch event and the Cache API to set the cache-digest header automatically: https://t.co/y
RT @jaffathecake: Due to complexity, missing features, and browser bugs, I don’t think I’d recommend HTTP/2-push to anyone unless they’d ex…