Why That 20K-Follower Account Liked Your LinkedIn Post in Under a Minute

You post at 7:14. At 7:15, a 20,000-follower account you've never spoken to likes it. Then it happens again. It feels automated because it is — and the industry that runs it says the quiet part out loud in its own sales copy: real-time prospect liking to "stay on their radar" and warm up cold DMs. Here's the machinery, the three flavors of instant like, the timestamp experiment that proves it, and the marketing lesson underneath: the like was marketing at you, not engagement with you.