<A target="_blank" href="http://news.techworld.com/security/3209581/spamassassin-2010-bug-blocked-email-across-world/?olo=rss">If you sent your friends a New Year greeting in the early hours of January 1</A>, SpamAssassin may have killed it. And if you didn't send such a message, maybe you can use this bug as a reason why your friends didn't hear from you.