Addy Osmani May 13
Our talk "Speed at Scale" is on YouTube! Lessons from Twitter, eBay, Netflix, Google & more on: ☑️ Perf Budgeting ☑️ Image lazy-loading, CDNs ☑️ 1st & 3rd-party JavaScript ☑️ Adaptive Serving on 2G/3G ☑️ Critical CSS ☑️ Prefetching