The ARP part of the article makes the case that there is no need for a protocol to resolve IP addresses to MAC addresses, with the argument that if only the def

The ARP part of the article makes the case that there is no need for a protocol to resolve IP addresses to MAC addresses, with the argument that if only the default gateway was a MAC address rather than an IP address, there would be no need for such a protocol. NDP may very well be a nicer protocol than ARP, but following the logic of the article, the neighbor solicitation part of NDP would be just as unnecessary as ARP.