Twitter has finally acknowledged something that I've been complaining about since the early days - constant status updates in response to the "What are you doing?" question are generally boring. In my first mention of Twitter (see "Visions of the Sublime and the Inane," 18 June 2007), I wrote: Twitter defines itself well as "A global community of friends and strangers answering one simple question: 'What are you doing?'" You've heard of solutions looking for a problem? Twitter is thousands of answers looking for a question that no one cares about. I've suggested elsewhere that Twitter's…

