‘Don’t feed the trolls’ really is good online advice — here’s the evidence
ABC News
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I prefer to force feed the Trolls… Is “Dexterian” a word? Can we make it one?

Engaging in online arguments is a choice, if one is feeling harassed, all they have to do is disengage. Blocking is a ubiquitous feature across all social media platforms.
One’s participation here, on facebook, twitter, etc, is voluntary.