Delete, don't just stop using, your Twitter account. The bird site that has platformed racism, Naziism, and white nationalism all the way to full control of the US govt makes $ off of 2 things:
1) Advertising, which requires them to be able to provide numbers of users. While active users are better than inactive, the number of users at all is still a reportable number for courting advertisers.
2) Convincing investors they have lots of users.