There are times when doing your own research falls down, and very often that is when you can read source information but not have the knowledge or experience to interpret it correctly. We are losing respect for actual expertise because some of the experts and authority figures have their own version of reality, on purpose.
Just look at the pandemic. There are medical professionals who refuse to believe that the disease is airborne. Here every day we have armchair investors who have done their own research telling us to go all-in on token of the day, only to get rug pulled.
It's only going to get worse with AI tools. Ask ChatGPT about a topic you know well and see how many errors it confidently supplies as if the answer was factual. It is a whole new world.