In a startling announcement, Twitter co-founder and now-former chief executive officer Jack Dorsey is leaving the social media service pretty much in wholesale fashion. He has already handed the reins to Parag Agrawal, who today assumed the role of CEO, and will also depart his spot on the board after his current term expires in May of next

Source: Hot Hardware – Twitter Co-Founder Jack Dorsey Steps Down As CEO, Takes Subtle Shot At Zuck On The Way Out