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by michaelmrose 1139 days ago
You are right and its actually possible since post history is public and some subs have gone further by making it impossible to participate if you had commented on the_donald. This method can trivially lead to collateral damage insofar as people may comment or even subscribe in order to needle and torment Trump supporters especially around 2020.

A more through approach might to be to analyze the sentiment or at least the score of comments or even go further and analyze the mix of comments and sentiments to decide if someone is an undesirable.