In a previous article, (K. Ari Krupnikov) said:
There was some traffic here a few months ago about this. Nay current
news?

There is no update on the NGA web site, just the invitation for public
comment that they posted last year. The comment period expires at the end
of this month.

See http://navaid.com/dafif.html for all that I know on the subject.

--
Paul Tomblin http://xcski.com/blogs/pt/
You really know you're in trouble when your boss decides upon a suicide
pact... and agrees to go first.
-- Chris King