What concerns me primarily is the guilt by association. You also will see criticism about 'normalising' deviant perspectives merely with the act of engaging in

What concerns me primarily is the guilt by association. You also will see criticism about 'normalising' deviant perspectives merely with the act of engaging in debate (which has some merit, but is applied too generally), which would likely condemn many more. There's no way that can end without people with legitimate points being terrified of speaking.