Reuters:
"Twitter is much more than a social network and has no time to waste worrying about newcomers like Google+ as it becomes more important as an information service and builds its advertising business, co-founder Jack Dorsey said on Sunday."
Airlines, Air France, KLM, and Ryanair no longer offer customer service support using Twitter's direct message functionality.
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Elon Musk has recently declared that Twitter is going to roll out the latest changes to its user interface in order to give a better experience to users.