IPv6 assignments to DNS root servers in the RIPE region

At 8:44 -0400 24/4/02, Randy Bush wrote:
>  > Seriously now. I strongly believe that if a root server were to stop
>>  operations, it would be in everyone's benefit that either the address
>>  space where it is hosted moves with it OR **the address space which
>>  it was using is returned**
>
>nope.  should nasa return 128.8 just because the server is moved from
>128.8.10.90?  i don't think so.  but, if it is moved, they should not
>put anything else at 128.8.10.90 for a decade or two.

No, NASA should probably not return their IPv4 space. With IPv6 you 
can do it right, so why not do it right?
Has conservation suddenly become an issue, maybe I missed that part.

Joao