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Vetted always means people with the time, resources and desire to navigate through the vetting process, which makes them biased.

You might say the same thing about doing research in general

I would argue it's better than nothing, and what are they going to be biased towards?

Are you talking about Europe? they're certainly going to be biased against Google and any US tech giant.

I'm biased against Google, but I'm honest about it. I don't ask "what could I possibly be biased about?"