She replied to every single person who commented. This created a "velocity" of engagement. YouTube noticed that real users were spending time typing long responses and staying on the platform. The algorithm began suggesting her videos to actual tech enthusiasts.
When Leo posted his next video, it tanked. Even though he had "boosted" his previous stats, his new video had a 0.5% click-through rate. Why? Because the "real" accounts he bought weren’t actually people interested in tech; they were bot-operated profiles that never clicked again. YouTube’s algorithm saw thousands of "fans" ignoring the new video and concluded the content was bad, burying it even deeper in search results.
Leo and Sarah both launched tech review channels on the same day.