3 ms·Almost 1m Tripadvisor reviews in 2020 found to be fraudulent14 points by marban 5y agoWalterGR 5y agoDupe. https://news.ycombinator.com/item?id=29008006 https://news.ycombinator.com/item?id=29008006988747 5y agoEvery online review is fraudulent, until proven otherwise.