Valve reworks Steam rules to crack down on rigged positive reviews

Valve is updating the Customer Review System to tackle reviews score manipulation by game developers

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Valve reworks Steam rules to crack down on rigged positive reviews for games

Valve Restricts Over 2500 Accounts After Marking a Negative Review as Helpful, Warning Buyers - MP1st

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Steam News - Valve Now Weights Steam Reviews to Prevent Review Bombs and Bot Spamming

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Valve Bans Titles For Review Manipulation – MMO Fallout

to open next chapter. - NASA's History Office