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Private use of non-RFC1918 IP space

On Feb 3, 2009, at 12:30 AM, Anthony Roberts wrote:

>> Let's face it - they're going to have to come up with much more  
>> creative
>> $200/hour chucklehead consultants to burn through that much anytime  
>> soon.
> It has been my experience that when you give someone a huge address  
> space
> to play with (eg 10/8), they start doing things like using bits in the
> address as flags for things. Suddenly you find yourself using a prefix
> that should enough for a decent sized country in a half-rack.
> It's only slightly harder to imagine a /48 being wasted like that.

Except the RIRs won't give you another /48 when you have only used one  
trillion IP addresses.