Because they mostly likely are. Astroturfing 101: Go to the comment section of the {NEW_PRODUCT} and write a story about how awesome and "gamechanging" the product is to you personally. Ai-bros run shill compai..., sry "reputation management" all over the internet. Which is understandable, considering everything they have runs and dies solely based on hype. You can try it out yourself, if you have a prominent social media account, like on xitter etc, just write a skeptical comment about AI and watch tons of accounts appear out of thin air to tell you how wrong you are. Ironically, you can currently see it with the other replies to your post. Would have been funny, if it wasn't so sad.