Talk of ipv6 seems to be hot right now with RIPE. They issued this statement after the meeting in Amsterdam last week.
http://www.ripe.net/news/community-statement.html
"We urge that the widespread deployment of IPv6 be made a high priority by all stakeholders."
There was also an article on ipv4 depletion in the the October newsletter.
http://www.ripe.net/membership/newsletter/2007/newsletter12.pdf
Jon Martin