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Ad hominem

Criticizing someone's behavior is not an ad-hominem. You really don't seem to know what ad-hominem means at all. This should help you:

https://yourlogicalfallacyis.com/ad-hominem

Condescending and derisive.

Ironically, it is condescending and derisive that they are trying to educate me about e-cigarettes.

I'll check it out, but from that intro you're probably seeking confirmation bias

Did you just read a Wikipedia article on logical fallacies and are trying to fit as many "big words" into your HN comments as you can?

[ahelwer]

I think you misunderstood his intentions. You see, fallacies are like Harry Potter spells except their Latin names produce crushing arguments instead of magical effects. You are now engaged in a duel and must respond with your own invocations. This is how debates are conducted.