> But if you are truly worried about speed, surely your whole site should be behind a CDN – not just a few JS libraries? There is an argument for being more ef

> But if you are truly worried about speed, surely your whole site should be behind a CDN – not just a few JS libraries? There is an argument for being more efficient with cdn redirects. The ideal cdn'ified site ensures that all requests that are always served from origin goes directly to origin, and all requests that are cachable go through a cdn, this means seperate domains or subdomains.