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I can understand that, but there are 2 goals.
  1. Help normies understand the difference
  2. Create a social stigma against the scams as all scams have a stigma against them
You have to understand your audience of course. While you might open on a newbie with "Oh don't go talking shitcoins here" (the social stigma) I would also say that explaining to them after the meetup or something exactly what the problem is would also be important.