DNS Wars, really?
The golden rule: keep the DNS server that you are interrogating daily as close to you as possible (in your home or office, if you can; if not, at your local ISP). A very nice keynote on DNS Wars, take a look:
Failure Modes and Continuous Resilience
A resilient system continues to operate successfully in the presence of failures. There are many possible failure modes, and each exercises a different aspect of resilience. The system needs to maintain a safety margin that is capable of absorbing failure via defense in depth, and failure modes need to be prioritized to take care of …