[ppml] Motivating migration to IPv6 -> IPV4 deprecation

[michael.dillon at bt.com]

> IPV4 deprecation:
> In tandem with a measure like this, make a press release that 
> after a certain date,
> "IPV4 will be obsolete" (I'm probably ruffling feathers here by saying
> this)
> After said date, Arin will no longer publish or maintain any 
> ipv4 whois information, remove the in-addr.arpa zone. After 
> all, the goal here is to have an
> ipv6 only global
> network - right?! (maybe we don't even agree on that objective)

I agree with that... in 2045. After all, it will take about 25 years
after exhaustion for IPv4 to truly become obsolete for global
internetworking. After that, anyone who wants to continue using it can
run their own in-addr.arpa zone, or simply run without any DNS at all.

--Michael Dillon