UPDATE: 24 hours have now passed since the serious threat made by the hacker in the wake of the attacks. It remains to be seen whether he will follow up on that threat.
BREAKING - SERIOUS HACK: Hundreds of thousands of accounts have potentially been compromised after a huge targeted attack against the Minecraft servers and many large, popular multiplayer networks. If you think your account may be at risk, CHANGE YOUR PASSWORD immediately. The Chaps discuss the details of the issue.