Four years old now, but here's a good long read on how an entire industry's review sites may be acquired or strongarmed into being invisible shills: https://www

Four years old now, but here's a good long read on how an entire industry's review sites may be acquired or strongarmed into being invisible shills: https://www.fastcompany.com/3065928/sleepopolis-casper-bloggers-lawsuits-underside-of-the-mattress-wars https://www.fastcompany.com/3065928/sleepopolis-casper-blogg...