https://www.siliconvalley.com/2022/11/04/twitters-top-celebrities-barack-obama-katy-perry-kim-kardashian-silent-on-elon-musks-changes/

While some reports have described a veritable exodus of star power from Twitter after Elon Musk took control of the company last week, the platform’s most-followed celebrities have said nothing, proceeding with business as usual over the past few days, using it to promote their causes, upcoming projects and commercial brands.

Former President Barack Obama continued to use his account, Twitter’s most followed, to urge his 133 million followers to vote in the Nov. 8 midterm elections and to support Democratic candidates in hotly contested Senate and Congressional elections.