Don't try to get information on privacy and security from people likely more ignorant about it than yourself. Users on Reddit often pretend to be experts on topics they're totally ignorant about yet people fall for it and create a bunch of different misinformation echo chambers.
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As with other topics, get your information from experts. Skip the middlemen. That doesn't mean credentialism but rather finding people that are well informed, aware of the limits of their knowledge and who express nuanced opinions. They should be clear about what they don't know.
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Good signs are if they're clear about when they're outside their area of expertise, when they're guessing or are dealing with something with lot of uncertainty, etc. Many domain experts use their reputation/credentials to say stupid things about topics they don't understand.
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It's important for people to make retractions/corrections when they make mistakes. Everyone makes mistakes, especially outside their area of expertise. Over time following someone here, you figure out how reliable they are and when to pay attention and listen to their expertise.
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That last sentence is a great way to quickly determine if someone is faking it. Real experts are always clear about the boundaries of their knowledge.
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