I went in to this article hoping for some evidence on why harm reduction isn't always the right choice. Instead it is tone-deaf (as if fentanyl users and heroin

I went in to this article hoping for some evidence on why harm reduction isn't always the right choice. Instead it is tone-deaf (as if fentanyl users and heroin users are in the same category as those who choose to use alcohol or pot!) and filled with correlation-implies-causation assertions. If anyone has some credible evidence for where harm reduction doesn't work, please reply!