Twitter tests 280-character tweets
Twitter's defining feature has always been brevity - 140 characters was all you got. But under a new test announced Tuesday, the San Francisco tech company said it will begin giving users twice as much room to tweet.
Tweets of 280 characters will be rolled out to a small group of users initially before launching in most countries, Twitter said in a blog post. Users tweeting in Japanese, Chinese and Korean will continue to see a 140-character limit because
