Elon Musk, Twitter and an epic case of buyer’s remorse

Elon musk recently suggested he might introduce an edit button to Twitter, to let users revise injudicious tweets. He might wish such a thing already existed. Less than a month after tweeting that he looked forward to unlocking the social network’s “tremendous potential” as its incoming owner, on May 13th he told his 94m followers that the deal was “on hold”.