Sensor Tower: 51 of the top 100 US advertisers on X in October 2022, when Elon Musk bought the platform, have ceased ad spending on X as of November 2023 (Jaspreet Singh/Reuters)
https://www.reuters.com/business/media-telecom/disney-comcast-increase-us-ad-spending-instagram-after-dropping-musks-x-report-2023-12-13/
http://www.techmeme.com/231214/p14#a231214p14