This is the problem in a nutshell. I’ve seen this first hand. Arguments about facts that make the theory seem less likely just bounce off boogymen appear from every corner. They become unreachable. Otherwise normal people who fully realize that Bill and Hillary Clinton were unable to conceal a blow job and an email server are fully convinced that they are behind literally dozens of killings and ran a human trafficking operation.
“If you address the conspiracy theory head-on, you just amplify the message you are trying to disprove. If you ignore it you just get screamed at and harassed until your career is over. It’s a no-win scenario,”