Twitter says it’s testing an ‘edit’ button

Twitter tweeted Tuesday that it is indeed working on a way for users to edit their 280-character messages, although it says the project has nothing to do with the fact that edit-function fan Elon Musk was just revealed as the company’s largest shareholder and now sits on its board.

Twitter said it will test the feature in its paid service, Twitter Blue, in the coming months. It said the test would help it “learn what works, what doesn’t, and what’s possible.” So it may be a while before most Twitter users...