FILE- This April 26, 2017, file photo shows the Twitter icon on a mobile phone, in Philadelphia.  Twitter is branching out from advertising to find more ways to make money — both for itself and for its most prolific users, whether those are businesses, celebrities or regular people. In an investor presentation Thursday, Feb. 25, 2021, the social media company announced a new feature called “Super Follows.”   (AP Photo/Matt Rourke, File)
Twitter boss Jack Dorsey sent his first tweet in March 2006. AP Photo

Twitter to ban users who repeatedly spread misinformation about Covid-19 vaccines