Earlier quoted context omitted.
Another giveaway is accounts posting multi-sentence comments or reviews within seconds of their previous submissions. How can this get past bot checks is beyond me
For the same reason that on facebook I still get daily friend requests from very sexy women with a brand new profile, 4 friends total, none in common, in a random location in the world with 1 post linking to some dating site. It's because they just don't care. Well, either that or facebook engineers are completely incompetent.
Or they're making bank on dating site affiliate fees as a side hustle...