CEOs saying stupid things has long been a cornerstone of the 5 Dumbest Things on Wall Street column. But few have surpassed the sheer tone-deafness of outgoing Sun Microsystems CEO Jonathan Schwartz. Originally published on Feb. 12 -- All we can say is: What a twit. Sun Microsystems ( JAVA) CEO Jonathan Schwartz, who took the top job in 2006, announced his resignation on Twitter late last week. And not just any old tweet, Schwartz let his followers know his plans to step down via the Japanese poetry form known as haiku.