This document discusses how LinkedIn is adopting SPDY to improve website speed. It begins with an overview of LinkedIn and how speed matters for their business. It then discusses challenges with the existing HTTP protocol, such as latency and limited requests. The document introduces SPDY as a replacement for HTTP that allows multiplexing of requests over a single connection, server push of resources, and header/compression optimizations. The rest of the document discusses how LinkedIn is deploying SPDY, finding performance improvements over CDNs for certain pages/regions, and their plans to combine SPDY with CDNs for faster content delivery globally.