Twitter has introduced some new tools to help stop abuse online. It has new tools to help identify and stop abusive accounts being reopened after suspension. It's working on improving "safe search" to remove tweets with potentially sensitive content, and especially from muted and blocked accounts. The content will still be there, but you won't see it if you choose.
There a new way to collapse potentially abusive or low quality tweets to roll out in the coming weeks. Again, the content is there if you want to see it.
In the days and weeks ahead, we will continue to roll out product changes – some changes will be visible and some less so... Twitter Takes Further Steps to Help Stop Abuse and Improve Safety [blog.twitter.com]