In an internal email at CloudFlare, John Graham-Cumming emphasizes the importance of supporting both new and old protocols to cater to a global audience with varying internet connections and devices. The company has been pushing for advancements like IPv6, SPDY, DNSSEC, HTTP/2, and SSL improvements while also maintaining support for older technologies. This ensures that all CloudFlare sites remain accessible to everyone using the web, regardless of their location or device. By considering who might be excluded by certain technical decisions, the company aims to create solutions that maintain speed and security without compromising accessibility.