If you're paywalled, check this archive link.
What the article calls "corporate trolls" is simply astroturfing. It became rampant in Reddit; as the walled garden was unwalled, more of the organic grass has been replaced.
You must log in or register to comment.
The studies are from 2018 and 2020 and they didn't find that 15% of the content was by corporate trolls, they found that 15% of the top 100 subreddits had posts by corporate trolls in them. 🙄