[ppml] Revising Centrally Assigned ULA draft

> From my point of view I am not terribly worried about the routing
> table issue.  I have every confidence that the 7xxx class cisco 
> routers I am running now will be able to manage it with hopefully not
> too terrible upgrades.

you are either living in a fantasy that a 7xxx cisco will handle O(10^6)
routes, we are not talking about the dfz in the direction it is heading,
or we think quite differently about where it is heading.

randy