"What we care about is what makes information inadequate." David Weinberger's keynote about the value of the implicit @ Defrag Con. He's describing the route to web 3.0: http://tinyurl.com/yw4ffj
Microsoft has paid $240m (£117m) for a 1.6% stake in Facebook that values the site at $15bn (£7.3bn). Facebook spurned an offer from Google which was also keen to invest the site.