UPDATE: We've been able to confirm that @TeamYouTube's #YouTube2020ElectionBlacklist is still blocking our content for some searches, but ONLY in the United States. The implications are alarming...pic.twitter.com/n0ESF6qvZ0
In Algorithm, your channel weightage is negative. Search Text (Primary search key) is "Change My Mind" subsearch key is channel name which looks like flagged or negative. Intentionally done.