The document discusses the importance of transitioning to IPv6. IPv4 addresses are depleted, while IPv6 provides vastly more addresses required for continued Internet growth. IPv6 was designed for the global commercial Internet and makes business sense as IPv4 addresses now cost money. IPv6 deployment is already underway by many major service providers, content companies, and operating systems. IPv6 is mandatory for the Internet to keep growing and accommodating new users, devices, and services.