critical mass update on IPv6

Just update for those that care.

As you may know, all the major cellular providers in the USA (VZ, AT&T,
T-Mobile, Sprint) support IPv6 by default on many models of phones.
Comcast and AT&T and other large broadband players also have IPv6 widely
deployed by default

Most of the major (elephants) content is IPv6 (Google, FB, Netflix, ...)

And now the other end in the cloud is coming along nicely

Not to mention that Digital Ocean , Softlayer / IBM, Linode, and others
also support IPv6

And now you are seeing ipv4 lose support in various classes of products
like set-top boxes (
) and static IPs (