(FILES) In this file photo illustration taken on August 10, 2020 shows a Twitter logo displayed on a mobile phone in Arlington, Virginia. - As US President Joe Biden took office on January 20, 2021, Twitter handed him the reins of an official @POTUS account as part of the transfer of power. The one-to-many messaging service gave Biden's team control of all the official White House accounts, and activated a new @SecondGentleman handle for the husband of the country's first female vice president Kamala Harris. (Photo by Olivier DOULIERY / AFP)