Perhaps a built-in feature of 'Internet 2'. Just an 'idea' floating about. Davos didn't get nearly as much press as Copenhagen.

But, only the bad guys need guns, right?

If you're doing nothing wrong, you got nothing to hide, right?

What could possibly go wrong? Here's one example. More are popping up, regularly.

http://www.federalunion.org.uk/blog/2008/10/difficult-case-of-frederick-toben.html

Someone else's thoughts:
http://blogs.telegraph.co.uk/news/geraldwarner/100025849/control-freaks-want-web-licences-to-end-bloggers-anonymity-be-very-afraid/