SXSW

With 20,000 attendees and corporate outposts by the score, this year's South by Southwest Interactive has a carnival-like atmosphere. From its origin as a sort of spring break for nerds, the event has grown into something more like Disneyland for adults.

Twitter launches a new platform called @anywhere to integrate Twitter on partner sites. But while heavyweight partners sign on, many attendees of the innovation conference South by Southwest left during the keynote speech announcing the new service.