Twitter Adds Group Messaging and Video Recording - NYTimes.com

Check this Twitter blog post for more details

"While hardly groundbreaking, the video and messaging features finally bring Twitter on par with Facebook, its much larger rival, which has offered group messaging and integrated video for some time. Perhaps more important for Twitter’s investors, the improvements show that the company, which was notorious for the creeping pace of its product improvements, is picking up the tempo under the new leadership installed by Dick Costolo, its chief executive, in a series of management shake-ups last year."

Twitter Adds Group Messaging and Video Recording - NYTimes.com