No IPv6 by design to increase reliability...

[johnl at iecc.com (John Levine)]

In article <39BFCD05-62CB-46C7-83E6-0CC25D393137 at delong.com> you write:
>If v6 were such a problem as described, I think it wouldnâ??t be so readily embraced by facebook, google, Comcast, Netflix, etc. 

Their priorities are probably not your priorities.  For example, I
expect they want to be able to distinguish among the devices behind a
v4 NAT so they can segment and market more precisely.

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