Yesterday March 11th Blizzard held a press conference for StarCraft 2 at their new Headquarters, a day after the Korean announcement. They're still located in Irvine but now has their own campus with a gate like this:



So far a couple of event reports are up, I'll list them here as soon as they become available.

GameReplays Visits Blizzard (visited in Feb, tour of the campus)
SC2Forums.org Starcraft 2 Press Conference Report
StarCraft 2 inkl. Zerg hautnah - inStarCraft live in Irvine (German)
Summarized Q&A with Raistlin @ sc.gosugamers.net