I partially disagree. Just as an example, the 1-4 star reviews on Amazon are usually spot-on. It's always worth spending a minute or two to skim through those

I partially disagree. Just as an example, the 1-4 star reviews on Amazon are usually spot-on. It's always worth spending a minute or two to skim through those, starting with the lowest ratings first, while ignoring the 5 star reviews.