In 3.. 2.. 1..
The printer repair men and single person IT departments of el reg will be out in force to tell us "ha! I told you IPv4 will never run out", "I ain't learning no stinking new IP syntax.. DNS? what's DNS? Does it work better than IP addresses written in biro on the back of my hand?" and "Why configure stuff properly when NAT breaks everything well enough that it gives the illusion of security".