> have had the conversation of the horrors of meat production many times at the dinner table with a spectrum of people, and nobody changed their habits.

You’re conclusion is faulty. There can be many reasons for these people to keep eating meet, from they don’t believe you, they don’t like your argument, they still think it worth the animals pain, they don’t think they have a choice, or they’ve always done it.

For someone to conclude from their own argument at a dinner table anything substantive is very strange.